Cambridge  
  Kits
 
Antenna Noise Bridge Low Frequency Converter 60 kHz Receiver VLF Receiver 198 kHz Converter
50 & 70 MHz Converter Audio Oscillator MSF Clock Tunable Audio Notch Filter Programmable Chime
Antenna Tuner Speech Compressor Two Tone Oscillator Sound Meter 136 kHz Crystal Calibrator

50 & 70 MHz CONVERTER

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BOTH VHF bands with one converter, switched 50-52 MHz or 70-72 MHz converted to 10-12 MHz, listen with your SW receiver, LOW NOISE FET input RF stage, approximately 20 dB gain, electronically switched 40/60 MHz oscillator and bandpass tuning for good image rejection, MOSFET mixer for strong signals, emitter follower IF, UHF sockets, needs 12 V at 30 mA, 4 x 7 x 13 cm, 250 g.


This fun-to-build kit used to include all parts, tinned drilled fibre-glass pcb, pre-wound coils, case, connectors, screws etc as well as detailed assembly and operating instructions including circuit description and diagram, and was priced at 36.30 including VAT and UK postage.
Please e-mail martincambridge@live.co.uk for the latest price reduction, details of payment and any extra parts now neeeded.