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  • PWM motor control (CB8018E)
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  • Low consumption monostable relay (CB9163E)
  • 9 to 14 V adjustable power supply (CB8504E)
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Articles
Title
Electronic counter (T1730E)
Baby Monitor (T1693E)
2-tube receiver (T1598E)
High fidelity preamplfier (T1549E)
Diathermy Circuit (T1356E)
Phonograph Oscillator (T1256E)
Relay amplifier (T1711E)
Speaker output reflex receiver (T1653E)
Old superheterodyne (T1611E)
Transmitter for beginner (T1523E)
Small stereo amplifier (T1545E)
Transmitter for wired remote control (T1332E)
CK722 Hybrid Radio (T1731E)
Complex Reflex Receiver (T1571E)
TV Booster (T1357E)
Audio Generator (T1281E)
Audio Oscillator (T1257E)
Signal Tracer and Signal Injector (T1187E)
Stereo FM Adapter (T1768E)
12W Amplifier (T1694E)
Radio with Loop Antenna (T1612E)
Two-tube receiver (T1599E)
Ceramic pick up preamplifier (T1550E)
Receiver for remote control via power grid T1333E (T1333E)
Radio as intercom (T1235E)
Phonograph Amplifier (T1202E)
Reflex receiver (T1712E)
2-tube reflex receiver (T1654E)
2-tube reflex receiver (T1654E)
3-tube receiver (T1575E)

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Circuit Bench

  • Zener Load Protection (CB4141E)

          In the figure we show a simple way to use a zener diode to protect a load against overvoltage. The...

  • Hybrid Mixer (CB4920E)

           We found this configuration in an American 80's documentation. The circuit can be implemented with an...

  • Low Pass Filter with 741 (CB1454E)

     We found this circuit in a documentation on active filters from 1977. The gain of this circuit is...

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