TekBox with its two locations in Singapore and Ho Chi Minh City develops and manufactures products for environmental monitoring, agricultural yield application and test equipment for niche applications. We are focused on the SDI-12 bus standard, a solid backbone for low power, digital sensor networks. Our existing sensor, converter and telemetry portfolio is regularly optimized, customized, adapted to new requirements and expanded with new products.
Our long history of designing automotive electronics accumulated much know-how in the field of electromagnetic compatibility testing. Tools, initially built for pre-compliance testing of environmental monitoring products and automotive designs in our own lab, significantly increased our type approval success rate. Seeing a market for affordable EMC pre-compliance test equipment, we started to industrialize our tools. The satisfaction of our customers encouraged us to further expand the pre-compliance test equipment portfolio. Over the years, Tekbox became a trusted brand for EMC pre-compliance solutions and we will continue to develop and manufacture affordable tools along with useful software and application notes.

TBSCP1-10M500 RF surface current monitoring probe Tekbox Amplifiers
Product Description The TBSCP1-10M500 is a RF surface current monitoring probe, expanding the Tekbox product range of affordable EMC pre-compliance test equipment.The probe has a very flat response from 10MHz to 500 MHz and is characterized over the frequency range from 9 kHz to 600 MHz. The TBSCP1-10M500 is for RF current monitoring applications that need to measure RF currents flowing on surfaces such as PCB groundplanes or traces, metal planes or wires.The footprint of the RF current monitoring probe measures 40 mm x 15 mm. The transfer impedance is -5 dB Ohm with a typical 3dB bandwidth from 10 MHz to 500 MHz. SPECIFICATIONS Characterized frequency range: 30 kHz to 600 MHz Transfer impedance: -5 dB Ohm with a 3 dB bandwidth from 10 MHz to 500 MHz Suppression of orthogonal field: typ. > 15 dB avg. up to 100 MHz Footprint: 40 mm x 15 mm Height: 30 mm Weight: 25 g Connector type: SMA female Max. primary current (DC – 400 Hz): 150 A Max. primary current (RF): 12 A Max. core temperature: 125 °C Documentation Download: TBSCP1-10M500 user manual
TBSCP1-5M300 RF surface current monitoring probe Tekbox Amplifiers
Product Description The TBSCP1-5M300 is a RF surface current monitoring probe, expanding the Tekbox product range of affordable EMC pre-compliance test equipment.The probe has a very flat response from 5 MHz to 300 MHz and is characterized over the frequency range from 30 kHz to 400 MHz. The TBSCP1-5M300 is for RF current monitoring applications that need to measure RF currents flowing on surfaces such as PCB groundplanes or traces, metal planes or wires.The footprint of the RF current monitoring probe measures 40 mm x 15 mm. The transfer impedance is -7 dB Ohm with a typical 3dB bandwidth from 5 MHz to 300 MHz. SPECIFICATIONS Characterized frequency range: 30 kHz to 400 MHz Transfer impedance: -7 dB Ohm with a 3 dB bandwidth from 5 MHz to 300 MHz Suppression of orthogonal field: typ. > 15 dB avg. up to 100 MHz Footprint: 40 mm x 15 mm Height: 30 mm Weight: 25 g Connector type: SMA female Max. primary current (DC – 400 Hz): 150 A Max. primary current (RF): 12 A Max. core temperature: 125 °C Documentation Download : TBSCP1-5M300 user manual
TBLPA1 Linear Wideband RF Power Amplifier Tekbox Amplifiers
Product Description The TBLPA1 linear wideband power amplifier is a general purpose RF amplifier for test and measurement applications. It has an output power capability of up to 1W and can be used in the frequency range from 10 MHz to 1 GHz and with reduced output power capability even beyond. SPECIFICATIONS Input / Output: 50 Ohm, N femaleSupply Voltage range: 110 V…240 VSupply power consumption: 15 WOperating temperature range: -20°C to 60°CFrequency range: 50 MHz – 1 GHz, (3MHz – 1.3GHz with reduced output power capability)Gain: 36dB typ., see table 1 for details1dB output compression point @ 10MHz: +29.5 dBm typ.1dB output compression point @ 100 MHz: +30.9 dBm typ.1dB output compression point @ 500 MHz: +31.3 dBm typ.1dB output compression point @ 1 GHz: +28.7 dBm typ.Noise figure: 2.5 dB typ.2nd harmonic, 50MHz, Pout=30dBm: < – 50 dBc typ2nd harmonic, 200MHz, Pout=30dBm: < – 40 dBc typ3rd harmonic, 50MHz, Pout=30dBm: < – 30 dBc typ3rd harmonic, 200MHz, Pout=30dBm: < – 25 dBc typTotal harmonic distortion: 0.85% @200MHz, Pout=27dBm typ.1.13% @200MHz, Pout=28dBm typ.2.33% @200MHz, Pout=29dBm typ.5.6% @200MHz, Pout=30dBm typ.Third order intercept point:+50dBm, @200MHz, ∆ f = 200kHz typ.Input return loss: 50 MHz: 11dB typ.800 MHz: 16dB typ.Output VSWR:50 MHz: 2.1:1800 MHz: 1.4:1Maximum ratings:Maximum input power: +3 dBmThe output of the TBLPA1 is quite tolerant to output mismatch, however open or shorted load is not recommended, potentially can cause damage. Small Signal Gain (measured with Pin = – 20 dBm): 3 MHz 5 MHz 10 MHz 25 MHz 50 MHz 100 MHz 200 MHz 300 MHz 400 MHz 16 dB 34 dB 43 dB 42 dB 41 dB 40 dB 39 dB 38.5 dB 38.3 dB 500 MHz 600 MHz 700 MHz 800 MHz 900 MHz 1 GHz 1.1 GHz 1.2 GHz 1.3 GHz 38 dB 37.8 dB 37 dB 35.4 dB 36.5 dB 36.2 dB 35.5 dB 33.7 dB 32.1 dB   APPLICATION general purpose power amplifier Documentation Downloads: TBLPA1 manual Application note: How to correctly use spectrum analyzers for EMC pre-compliance tests
TBMDA4B Modulated Power Amplifier Tekbox Amplifiers
Product Description The TBMDA4B modulated wideband power amplifier is designed in order to create an inexpensive signal source for immunity testing of electronic building blocks and products. It is designed to be driven by the tracking generator output of spectrum analyzers. With an input power range of -20 dBm…-10 dBm, it can boost the output power of a tracking generator up to 5W. With a frequency range from 100 kHz to 75 MHz, it is an ideal complement to the TBMDA3, which covers 10 MHz to 1 GHz. The TBMDA4B is ideal to drive Tekbox near field probes in order to find the sensitive spot of an electronic circuit or to create electric fields up to 550V/m when driving the Tekbox TEM Cell TBTC0, 300V/m when driving the TBTC1, 150V/m when driving the TBTC2 or 100V/m when driving the TBTC3. Test signals for immunity testing can be CW, AM or PM modulated. Consequently, the TBMDA4B provides built in modulation capability to generate 1 kHz AM or PM signals. In PM mode, the TBMDA4B can also generate a 217 Hz Signal with 12.5% duty cycle in order to simulate mobile phone TDMA noise. FEATURES CW amplifier (modulation off) 1 kHz, 80% AM modulation 1 kHz, 50% duty cycle pulse modulation 217 Hz, 12.5% duty cycle pulse modulation SPECIFICATIONS Input / Output: 50 Ohm, N femaleSupply Voltage range: 110 V…240 VSupply power consumption: 20 WOperating temperature range: -20°C to 50°CFrequency range: 100 kHz – 75 MHzSaturated output power @ 100 kHz / Pin = -10 dBm: 36.6 dBm (4.6W) typ.Saturated output power @ 1 MHz / Pin = -10 dBm: 37.6 dBm (5.8W) typ.Saturated output power @ 10 MHz / Pin = -10 dBm: 37.6 dBm (5.8W) typ.Saturated output power @ 35 MHz / Pin = -10 dBm: 37.1 dBm (5.1W) typ.Saturated output power @ 75 MHz / Pin = -10 dBm: 36.6 dBm (4.6W) typ.Saturated output power @ 100 MHz / Pin = -10 dBm: 31.6 dBm (1.4W) typ.1dB output compression point @ 1 MHz: +35.7 dBm typ.1dB output compression point @ 35 MHz: +34.8 dBm typ.1dB output compression point @ 75 MHz: +34.1 dBm typ.2nd harmonic, 35 MHz, Pout=36dBm: < – 18 dBc typ.2nd harmonic, 35 MHz, Pout=30dBm: < – 21 dBc typ.3rd harmonic, 35 MHz, Pout=36dBm: < – 19 dBc typ.3rd harmonic, 35 MHz, Pout=30dBm: < – 35 dBc typ.Total harmonic distortion:5.9% @35MHz, Pout=27dBm typ.8.4% @35 MHz, Pout=30 dBm typ.12.3% @35 MHz, Pout=33 dBm typ.18.1% @35 MHz, Pout=36 dBm typ.Third order intercept point:+53dBm, @25 MHz, ∆ f = 200kHz typ.Noise figure: @35 MHz: 7.2 dBInternal modulation frequency AM: 1 kHz ±20%Internal modulation frequencies PM: 1 kHz ±10%, 217 Hz ±20%Duty cycle, PM: 50% ±10% @ 1 kHz; 12.5% ±20% @ 217 Hz APPLICATION general purpose power amplifier signal source for immunity testing, driving near field probes signal source for immunity testing, driving TEM Cells LINKS AND REVIEWS EDN Blog immunity testing using Tekbox modulated amplifier A pre compliance immunity tutorial by Dr. Min Zhang of Mach One Design, an engineering consulting firm (www.mach1design.co.uk) based in Oxford, UK Documentation Download: TBMDA4B manual Application Note: Immunity testing example using Tekbox TEM Cells Application note: How to correctly use spectrum analyzers for EMC pre-compliance tests
TBMDA3 Modulated Power Amplifier Tekbox Amplifiers
Product Description The TBMDA3 modulated wideband power amplifier is designed in order to create an inexpensive signal source for immunity testing of electronic building blocks and products. It is designed to be driven by the tracking generator output of spectrum analyzers. With its high gain, it can boost the output power of any tracking generator up to 5W. The TBMDA3 is ideal to drive Tekbox near field probes in order to find the sensitive spot of an electronic circuit or to create electric fields up to 550V/m when driving the Tekbox TEM Cell TBTC0, 300V/m when driving the TBTC1, 150V/m when driving the TBTC2 or 100V/m when driving the TBTC3. Test signals for immunity testing can be CW, AM or PM modulated. Consequently, the TBMDA3 provides built in modulation capability to generate 1 kHz AM or PM signals. In PM mode, the TBMDA3 can also generate a 217 Hz Signal with 12.5% duty cycle in order to simulate mobile phone TDMA noise. FEATURES CW amplifier (modulation off) 1 kHz, 80% AM modulation 1 kHz, 50% duty cycle pulse modulation 217 Hz, 12.5% duty cycle pulse modulation SPECIFICATIONS Input / Output: 50 Ohm, N femaleSupply Voltage range: 110 V…240 VSupply power consumption: 20 WMaximum input power: +3 dBmOperating temperature range: -20°C to 50°CFrequency range: 10 MHz – 1 GHz1dB output compression point @ 10MHz: +36 dBm typ1dB output compression point @ 100 MHz: +37 dBm typ1dB output compression point @ 500 MHz: +36 dBm typ1dB output compression point @ 1 GHz: +34 dBm typHarmonics: < – 10 dBc typ.Internal modulation frequency AM: 1 kHz ±10%Internal modulation frequencies PM: 1 kHz ±10%, 217 Hz ±20%Duty cycle, PM: 50% ±10% @ 1 kHz; 12.5% ±20% @ 217 Hz Gain: 3 MHz 7 MHz 10 MHz 25 MHz 100 MHz 200 MHz 300 MHz 400 MHz 500 MHz 22.5 dB 39.6 dB 42.7 dB 44.7 dB 44.7 dB 44.4 dB 43.7 dB 42.6 dB 42.3 dB   600 MHz 700 MHz 800 MHz 900 MHz 1 GHz 1.1 GHz 1.2 GHz 41.8 dB 41.9 dB 40.6 dB 41.5 dB 39.9 dB 37.5 dB 29.8 dB  Documentation Download : TBMDA3 manual Application Note: Immunity testing example using Tekbox TEM Cells Application note: How to correctly use spectrum analyzers for EMC pre-compliance tests
TBMDA2 Modulated Wideband Driver Amplifier Tekbox Amplifiers
Product Description TBMDA2 Modulated Wideband Driver Amplifier The TBMDA2 modulated wideband driver amplifier is designed in order to create an inexpensive signal source for immunity testing of electronic building blocks and products. It is designed to be driven by the tracking generator output of spectrum analyzers. With its 1dB compression point of +27dBm, it can boost the output power of a tracking generator up to 500mW. The TBMDA2 is ideal to drive Tekbox near field probes in order to find the sensitive spot of an electronic circuit or to create electric fields up to 170V/m when driving the Tekbox TEM Cell TBTC0, 100V/m when driving the TBTC1, 50V/m when driving the TBTC2 or 30V/m when driving the TBTC3. Test signals for immunity testing can be CW, AM or PM. Consequently, the TBMDA2 provides built in modulation capability to generate 1 kHz AM or PM signals. In PM mode, the TBMDA2 can also generate a 217 Hz Signal with 12.5% duty cycle in order to simulate mobile phone TDMA noise. FEATURES CW amplifier (modulation off) 1 kHz, 80% AM modulation 1 kHz, 50% duty cycle pulse modulation 217 Hz, 12.5% duty cycle pulse modulation SPECIFICATIONS Input / Output: 50 Ohm, SMA femaleNominal supply Voltage: 5V, typ. 700mA, Mini-USB-B connectorMaximum supply voltage: 5.5VMaximum input power: -8dBm continuous, 0 dBm @ 25°C for 5 minutes max. Operating temperature range: -20°C to 50°CFrequency range: 10MHz – 1.5 GHz1dB output compression point @ 10MHz: +24 dBm typ.1dB output compression point @ 100 MHz: +27 dBm typ.1dB output compression point @ 1 GHz: +27 dBm typ.1dB output compression point @ 1.5 GHz: +26.5 dBm typ.Harmonics: < – 30 dBc typ.Internal modulation frequency AM: 1 kHz ±10%Internal modulation frequencies PM: 1 kHz ±10%, 217 Hz ±20%Duty cycle, PM: 50% ±10% @ 1 kHz; 12.5% ±20% @ 217 Hz Gain: 10 MHz 25 MHz 100 MHz 200 MHz 300 MHz 400 MHz 500 MHz 600 MHz 700 MHz 44.2 dB 46.3 dB 46.7 dB 46.6 dB 45.3 dB 44.2 dB 43.8 dB 42.9 dB 41.7 dB   800 Mhz 900 MHz 1 GHz 1.1 GHz 1.2 GHz 1.3 GHz 1.4 GHz 1.5 GHz 39.6 dB 40.1 dB 39.3 dB 38.5 dB 37.3 dB 36.8 dB 35.9 dB 34.8 dB   Documentation Download: TBMDA2 manual Application Note: Immunity testing example using Tekbox TEM Cells Application note: How to correctly use spectrum analyzers for EMC pre-compliance tests  
TBMDA1 Modulated Wideband Driver Amplifier Tekbox Amplifiers
Product Description The TBMDA1 modulated wideband driver amplifier is designed in order to create an inexpensive signal source for immunity testing of electronic building blocks and products. It is designed to be driven by the tracking generator output of spectrum analyzers. With its gain of 22 dB and 1dB compression point of +22dBm, it can boost the output power of a tracking generator up to 150mW. The TBMDA1 is ideal to drive Tekbox near field probes in order to find the sensitive spot of an electronic circuit or to create electric fields up to 50V/m when driving the Tekbox TEM Cell TBTC1, 25V/m when driving the TBTC2 or 18V/m when driving the TBTC3. Test signals for immunity testing can be CW, AM or PM. Consequently, the TBMDA1 provides built in modulation capability to generate 1kHz AM or PM signals. In PM mode, the TBMDA1 can also generate a 217Hz Signal with 12.5% duty cycle in order to simulate mobile phone TDMA noise. FEATURES CW amplifier (modulation off) 1 kHz, 80% AM modulation 1 kHz, 50% duty cycle pulse modulation 217 Hz, 12.5% duty cycle pulse modulation   SPECIFICATIONS Input: 50 Ohm, SMA femaleOutput: 50 Ohm, SMA femaleNominal supply Voltage: 5V, typ. 235mA, Mini-USB-B connectorMaximum supply voltage: 5.5VMaximum input power: +9dBm1dB output compression point @ 40MHz: +21.5dBm1dB output compression point @ 2 GHz: +22.5dBm3rd order output intercept point @ 40 MHz: +39dBm3rd order output intercept point @ 2 GHz: +42dBmReverse isolation S12: -45dBNoise Figure: 3 … 4 dBInternal modulation frequency AM: 1 kHz  ±10% Documentation Download: TBMDA1 manual Application Note: Immunity testing example using Tekbox TEM Cells Application note: How to correctly use spectrum analyzers for EMC pre-compliance tests
TBDA1 Wideband Driver Amplifiers Tekbox Amplifiers
Product Description TBDA1 wideband driver amplifiers are versatile building blocks that can easily be integrated into laboratory setups. With a frequency range of 40MHz to 3GHz and an output power of + 22 dBm at 1dB compression, they are ideal to boost the amplitude of low power RF sources or to drive power amplifier stages. The TBDA1 wideband amplifiers are available with 14dB or 28dB gain. SPECIFICATIONS TBDA1/14dB Input: 50 Ohm, SMA femaleOutput: 50 Ohm, SMA femaleNominal supply Voltage: 5V, typ. 115mA, Mini-USB-B connectorMaximum supply voltage: 5.5VMaximum input power: +20dBm1dB output compression point @ 40MHz: +21.5dBm1dB output compression point @ 2 GHz: +22.5dBm3rd order output intercept point @ 40 MHz: +40dBm3rd order output intercept point @ 2 GHz: +43dBmReverse isolation S12: -20dBNoise Figure: 3 … 4 dB Gain: 25 MHz 50 MHz 100 MHz 500 MHz 1 GHz 1.5 GHz 2 GHz 2.5 GHz 3 GHz 12 dB 13.8 dB 14.2 dB 14.2 dB 14.1 dB 14.2 dB 13.6 dB 13.8 dB 14 dB TBDA1/28dB Input: 50 Ohm, SMA femaleOutput: 50 Ohm, SMA femaleNominal supply Voltage: 5V, typ. 225mA, Mini-USB-B connectorMaximum supply voltage: 5.5VMaximum input power: +6 dBm1dB output compression point @ 40MHz: +21.5dBm1dB output compression point @ 2 GHz: +22.5dBm3rd order output intercept point @ 40 MHz: +39.8dBm3rd order output intercept point @ 2 GHz: +42.8dBmReverse isolation S12: < -40dBNoise Figure: 3.1 … 4.1 dB Gain: 25 MHz 50 MHz 100 MHz 500 MHz 1 GHz 1.5 GHz 2 GHz 2.5 GHz 3 GHz 26 dB 28.4 dB 28.6 dB 28.6 dB 28.8 dB 28.3 dB 27.2dB 28.5 dB 28.9 dB APPLICATION general purpose gain block RF driver amplifier Documentation Downloads: TBDA1 manual Application note: How to correctly use spectrum analyzers for EMC pre-compliance tests TBDA1_14 Gain File for EMCview TBDA1_28 Gain File for EMCview
TBHDR1 High Dynamic Range Amplifier Tekbox Amplifiers
Product Description TBHDR1 High Dynamic Range Amplifier The TBHDR1 is a high dynamic range amplifier with a frequency range from 30kHz to 1.5GHz. Its gain is characterized up to 6GHz.The TBHDR1 has a high IP3 and a low noise figure which makes it an ideal alternative pre-amplifier for spectrum analyzers and receivers in EMC test applications. Due to its low noise figure, high IP3 and gain down to the kHz range it also performs very well as amplifier for active loop antennas. SPECIFICATIONS Maximum supply voltage: 5.5VMaximum input power: +10 dBmInput, Output: 50 Ohm, SMA femaleNominal supply Voltage: 5V, typ. 100mA, Mini-USB-B connector1dB output compression point @ 100 MHz: +19.2 dBm typical1dB output compression point @ 500 MHz: +19 dBm typical1dB output compression point @ 1000 MHz: +18.3 dBm typical3rd order output intercept point @ 100 MHz: +38dBm3rd order output intercept point @ 500 MHz: +37dBm3rd order output intercept point @ 1000 MHz: +33dBmReverse isolation S12: -28dBInput matching: 30kHz-1.5GHz < – 16 dBOutput matching: 30kHz-1.5GHz < – 10 dBNoise Figure: 2.7 dB Gain: 30 kHz 150 kHz 1 MHz 100 MHz 500 MHz 1 GHz 1.5 GHz 3 GHz 6 GHz 22.5 dB 23.6 dB 24.2 dB 24 dB 22.9 dB 21.1 dB 19.5 dB 14.1 dB 5.3 dB APPLICATION general purpose gain block pre-amplifier in applications with low noise and high IP3 requirements pre-amplifier for spectrum analyzers, especially in EMC pre-compliance test applications Loop antenna amplifier TBHDR1 manual Application note: How to correctly use spectrum analyzers for EMC pre-compliance tests TBHDR1 Gain File for EMCview
TBWA2/20dB, TBWA2/40dB Tekbox Amplifiers
Product Description Application: EMC probe amplifier General purpose wideband RF amplifier TBWA2 wideband RF amplifiers are versatile building blocks that can easily be integrated into laboratory setups. With a bandwidth of 2MHz to 6GHz they are ideal to boost the signals picked up by our EMC near field probes. The TBWA2 wideband amplifiers are available with 20dB or 40dB gain. TBHDR1 Application: general purpose gain block pre-amplifier in applications with low noise and high IP3 requirements pre-amplifier for spectrum analyzers, especially in EMC pre-compliance test applications Loop antenna amplifier The TBHDR1 is a high dynamic range amplifier with a frequency range from 30kHz to 1.5GHz. Its gain is characterized up to 6GHz.The TBHDR1 has a high IP3 and a low noise figure which makes it an ideal alternative pre-amplifier for spectrum analyzers and receivers in EMC test applications. Due to its low noise figure, high IP3 and gain down to the kHz range it also performs very well as amplifier for active loop antennas. TBDA1/14dB, TBDA1/28dB Application: RF driver amplifier General purpose wideband RF amplifier TBDA1 wideband driver amplifiers are versatile building blocks that can easily be integrated into laboratory setups. With a frequency range of 40MHz to 3GHz and an output power of + 22 dBm at 1dB compression, they are ideal to boost the amplitude of low power RF sources or to drive power amplifier stages. The TBDA1 wideband amplifiers are available with 14dB or 28dB gain. TBMDA1 Application: Pre-compliance RF immunity testing, driving Tekbox EMC probes or TEM cells RF driver amplifier General purpose wideband RF amplifier The TBMDA1 modulated wideband driver amplifier is designed in order to create an inexpensive signal source for immunity testing of electronic building blocks and products. It is designed to be driven by the tracking generator output of spectrum analyzers. With its gain of 22 dB and 1dB compression point of +22dBm, it can boost the output power of a tracking generator up to 150mW. The TBMDA1 is ideal to drive Tekbox near field probes in order to find the sensitive spot of an electronic circuit or to create electric fields up to 50V/m when driving the Tekbox TEM Cell TBTC1, 25V/m when driving the TBTC2 or 18V/m when driving the TBTC3. Test signals for immunity testing can be CW, AM or PM. Consequently, the TBMDA1 provides built in modulation capability to generate 1kHz AM or PM signals. In PM mode, the TBMDA1 can also generate a 217Hz Signal with 12.5% duty cycle in order to simulate mobile phone TDMA noise. TBMDA2 Application: General-purpose gain block Signal source for immunity testing, driving near field probes Signal source for immunity testing, driving TEM Cells The TBMDA2 modulated wideband driver amplifier is designed in order to create an inexpensive signal source for immunity testing of electronic building blocks and products. It is designed to be driven by the tracking generator output of spectrum analyzers. With its 1dB compression point of +27dBm, it can boost the output power of a tracking generator up to 500mW. The TBMDA2 is ideal to drive Tekbox near field probes in order to find the sensitive spot of an electronic circuit or to create electric fields up to 170V/m when driving the Tekbox TEM Cell TBTC0, 100V/m when driving the TBTC1, 50V/m when driving the TBTC2 or 30V/m when driving the TBTC3. Test signals for immunity testing can be CW, AM or PM. Consequently, the TBMDA2 provides built in modulation capability to generate 1 kHz AM or PM signals. In PM mode, the TBMDA2 can also generate a 217 Hz Signal with 12.5% duty cycle in order to simulate mobile phone TDMA noise. TBMDA3 Application: General-purpose power amplifier Signal source for immunity testing, driving near field probes Signal source for immunity testing, driving TEM Cells The TBMDA3 modulated wideband power amplifier is designed in order to create an inexpensive signal source for immunity testing of electronic building blocks and products. It is designed to be driven by the tracking generator output of spectrum analyzers. With an input power range of -5dBm…0dBm, it can boost the output power of a tracking generator up to 5W. The TBMDA3 is ideal to drive Tekbox near field probes in order to find the sensitive spot of an electronic circuit or to create electric fields up to 550V/m when driving the Tekbox TEM Cell TBTC0, 300V/m when driving the TBTC1, 150V/m when driving the TBTC2 or 100V/m when driving the TBTC3. Test signals for immunity testing can be CW, AM or PM modulated. Consequently, the TBMDA3 provides built in modulation capability to generate 1 kHz AM or PM signals. In PM mode, the TBMDA3 can also generate a 217 Hz Signal with 12.5% duty cycle in order to simulate mobile phone TDMA noise.   Part Nr. Frequency range [MHz] Gain [dB] typ. N.F. [dB] typ Max. pwr. @ P1dB [dBm] IP3 out [dBm] Max. input pwr. rating [dBm] Supply voltage [V] Supply current [mA] Application TBWA2/20dB 1.5 – 6000 20 4.5 20 35 10 5 110 EMC probe amplifier TBWA2/40dB 2.5 – 6000 40 4.5 20 35 -10 5 210 EMC probe amplifier TBHDR1 0.03 – 1500 24 2.7 19 38 10 5 100 Spectrum Analyser pre amplifier TBDA1/14 20 – 3000 14 4 22 40 20 5 115 Wideband driver amplifier TBDA1/28 20 – 3000 28 4 22 40 6 5 225 Wideband driver amplifier TBMDA1 20 – 3000 20 4 22 40 9 5 235 RF immunity testing TBMDA2 10 – 1500 40 4 27 40 -8 5 700 RF immunity testing TBMDA3 10 – 1000 40 9 37 40 37 110-240 20 W RF immunity testing
TBWA2 Wideband RF Amplifiers Tekbox Amplifiers
Product Description TBWA2 wideband RF amplifiers are versatile building blocks that can easily be integrated into laboratory setups. With a bandwidth of 2MHz to 6GHz, they are ideal to boost the signals picked up by our EMC near field probes. The TBWA2 wideband amplifiers are available with 20dB or 40dB gain. SPECIFICATIONS TBWA2/20dB Input: 50 Ohm, SMAOutput: 50 Ohm, SMANominal supply Voltage: 4.5 – 5V, typ. 110mA, Mini-USB-B connectorMaximum supply voltage: 5.5VMaximum input power: +10dBm1dB output compression point @ 2GHz: +20dBm3rd order output intercept point @ 2GHz, Pin = 0dBm/tone, Δf = 10MHz: +35dBmReverse isolation S12, 0.1 …6GHz: 23dBNoise Figure @ 2GHz: 4.5 … 5 dB Gain: 1 MHz 10 MHz 100 MHz 500 MHz 1 GHz 2 GHz 3 GHz 4.5 GHz 6 GHz 14.8 dB 20.2 dB 20.2 dB 20 dB 19.8 dB 19 dB 17.6 dB 17.4 dB 15.4 dB   TBWA2/40dB Input: 50 Ohm, SMAOutput: 50 Ohm, SMANominal supply Voltage: 4.5 – 5V, typ. 210mA, Mini-USB-B connectorMaximum supply voltage: 5.5VMaximum input power: -10dBm1dB output compression point @ 2GHz: +20dBmReverse isolation S12, 0.1 …6GHz: 40dBNoise Figure @ 2GHz: 5 dB Gain: 1 MHz 10 MHz 100 MHz 500 MHz 1 GHz 2 GHz 3 GHz 4.5 GHz 6 GHz 30 dB 40.2 dB 40.2 dB 40 dB 39.5 dB 37.6 dB 36.4 dB 34.6 dB 34.7 dB APPLICATION general purpose gain block EMC probe amplifier