Product List

Products include:  RF Linear Power Amplifiers (70, 33 & 23cm bands),  Low Noise Pre-Amplifiers (LNAs), Ultra-Wideband Amplifiers (kHz to GHz),  Bias Tee,  TV Transmitters (VUSB-TV, FM-TV & DVB-T), FM-TV Receiver, 70cm Band-Pass Filters & Duplexer, & TV Repeaters.    —  For detailed spec. sheets for each product, click on the link next to the description for a .pdf file that can be down-loaded.

RF LINEAR POWER AMPLIFIERS:   Amplifier  Brochure  —  amplifiers-oct2016

note:  power ratings are:  P(saturated) for CW & FM  / P(pep) for VUSB-TV  /  P(rms, avg) for DTV

23cm, 25/15/3 Watt, 50 dB Amplifier  Model 23-11A Specs rev 9-18

33cm, 50/20/6 Watts, 50 dB Amplifier  Model 33-3B Specs rev10-17

33cm, 15/6/2 Watts, 42 dB Amplifier   model-33-1a-specs-rev12-16

70cm, 60W/25W/10W, 50 Amplifier   Model 70-9B Specs rev10-17

70cm, 20/10/3 Watt, 50 dB Amplifier    model-70-7b-specs-rev12-16

LOW NOISE PRE-AMPLIFIERs   – LNAs  & BIAS  TEE

70c, 0.5dB NF, 21dB gain, LNA, Pre-Amplifier, NEW PRODUCT ! —  Model 70-LNA specs

23cm, 0.9dB NF, 16dB gain, LNA, Pre-Amplifier — Model 23-4LNA Specs Rev Nov2019

Wide-Band LNA, < 0.8dB NF 2m thru 23cm, useful 50MHz to 2.4GHz  NEW PRODUCT ! — WBLNA3specs

Bias Tee – 144-2400 MHz, 50V, 2 Amps,  NEW PRODUCT ! —  BT-UHF specs

Ultra Wide-Band AMPLIFIERS  — NEW, Lower  Prices ! ! !

1 kHz – 1.5 GHz (-3dB BW), useful to 7 GHz, low-noise 2.5 dB NF, 23 dB, +12 dBm     Model UWBA-101 Specs

1 kHz – 5 GHz (-3dB BW), useful to 10 GHz, 11 dB, +14 dBm     Model UWBA-102 Specs

250 kHz – 3 GHz (-3dB BW), useful to 8 GHz, 20 dB, +22 dBm  NEW PRODUCT !    Model UWBA-103 Specs

TV TRANSMITTERs  (VUSB-TV, FM-TV, & DVB-T) 

70cm, 10W/3W/1W,  analog, NTSC, VUSB-TV Transmitter    model-70-10ad-specs-rev12-16

23cm, 3 Watt, analog, NTSC,  FM-TV Transmitter    Model 23-1 Specs rev April 2017

33-23cm, 20 dBm, analog, NTSC, FM-TV Modulator   Model 23-8 Specs-April 2017

70cm, 33cm & 23cm, hi-def (1080p), DVB-T, Digital TV Transmitters — order a modulator (such as a model HV-320E) from Hi-Des (  www.hides.com.tw  ) and use one of our rf linear power amplifiers.

DOWN CONVERTER —  23cm Down-Converter, 22 dB conv. gain, 0.9 dB NF   Model 23-7 Specs Rev 10-18

FM-TV RECEIVER — 70 MHz IF Amplifier & FM-TV Demodulator    — use with the model 23-7 down-converter to have a complete 23 cm FM-TV receiver    Can be used with any down-converter to make a microwave FM-TV receiver.    Model 23-5 Specs rev 03-17

BAND-PASS FILTERs & DUPLEXER —  

70cm, 420-450MHz (< 1 dB) bandwidth, Band-Pass Filter  Model 70-BPF Specs

70cm, 6 MHz bandwidth, Band-Pass Filter  Model ATV-BPF-XXX specs

70cm, UHF Duplexer  Model ATV-DPX specs revSept2019

TV  REPEATERs         3 models available, 70cm in/out, 23cm in/70cm out, & 70cm in/23cm out     Model DTV-Rptr specs

DETAILED SPECS: Detailed spec. sheets for all products in .pdf format, complete with photos and spectrum plots, are available here on this web site. Click on the links above highlighted in blue.   Instruction manuals are also available upon request.  All products come with a test report.

Rev:  28 March 2020, kh6htv