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Title
Dryness Alarm (CB24142E)
SCR Visual alarm (CB24128E)
TV Game (CB24415E)
Automotive Immobilizer (CB24479E)
FSK Generator XR2206 (CB24511E)
FCS 8100 Clock Module (CB24495E)
555 Transmitter (CB24691E)
A bench power supply with many voltages (CB24717E)
Transient Protector (CB24761E)
Power Switch (CB24697E)
Negative Voltage Source 555 (CB24795E)
VCO CMOS 4049 (CB24858E)
TTL Relay Drive (CB24914E)
TCA940 Amplifier (CB24395E)
Electronic doorbell (CB24298E)
Heathkit IP18 Power Supply (CB24321E)
60 Hz Receiver (CB24280E)
CB Receivr Squelch (CB24169E)
Chirp Oscillator (CB24088E)
Double Trace (CB24049E)
Bridge Null Indicator (CB24010E)
Telephone Busy Indicator (CB24430E)
Monostable (CB24438E)
Battery Charger (CB24537E)
Voltage Inverter (CB24613E)
Music Box (CB24645E)
Tone Transmitter (CB24673E)
Symmetrical power supply (CB24818E)
Battery Monitor (CB24834E)
Integrator CA3140 (CB24874E)

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Circuit Bench

  • Lamp Control (CB20533E)

      This circuit, which in our times would be called a shield, can also be used with other loads. The...

  • Music box (CB8626E)

           This circuit was found in a 90s Popular Electronics. It uses an LS3404 melody chip that has...

  • RIAA Preamplifier (CB3979E)

         This circuit is ideal for recovering vinyl media with a linear response from the RIAA curve of the...

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