- Smoke detector
- Digital capacitance meter
- 400-W laboratory power supply (2):
MODES OF OPERATION, CONSTRUCTION AND SETTING UP - Dubbing mixer (2):
CIRCUIT DESCRIPTION (CONTINUED) AND CONSTRUCTION - In quest of a Pangram (4):
FINAL PART - The misers T/R loop antenna
- Pt-100 thermometer
- Programmer for the 8751
- Medium-power AF amplifier (2):
Construction - Active mini subwoofer (1)
- Solar-power MW radio
- 1-of-N decoder
- Stereo bridge with TDA 7370 amplifier