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@mcmarto
Last active February 25, 2016 11:46
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2013

  1. Dip Meter

  2. ONER Transmitter

  3. VCO/VFO

  4. Receiver – not 602

  5. Construction Techniques

  6. W9SCH Receiver

  7. VXO

  8. Ceramic Resonators & Pads

  9. Mixers – not IC

  10. Kon-Tiki Transmitter & Filter

  11. Crystal Sets

  12. SM7UCZ Field Day Receiver

2014

  1. NE602 receiver ( 80/20m )

  2. Coils and a Regen receiver

  3. Pippin Transmitter

  4. BFO and Superhet RX ( NE602)

  5. Improving LM386 Audio Amp

  6. High Gain LM386 & RX with RA3AAE Mixer

  7. LM386, Transformer Winding and Quick receiver

  8. Playing with NE602 Mixer

  9. Tranceiver using LM602/612

  10. Grid dip osc.

  11. Kids projects

  12. 2 Band receiver

2015

  1. Sinple 40m Transmitter, Tennrik

  2. Measuring Output 1

  3. Measuring Output 2

  4. Audio Amps

  5. Negative resistance oscillators

  6. Polarity protection

  7. Stable power supply

  8. Coil Winding

  9. Comms by light

  10. Home Made PC Boards

  11. Home made Decals

  12. Arduino Power Meter

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