Multiple cable test (CB7388E)

This multiple cable test sequential circuit was found in Radio Electronics. The connector must be according to the type of cable to be tested.

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Precision Tone Switch 4046 (CB25256E)
Using a 4046 PLL this circuit recognizes a 1.6 to 1.8 kHz tone by driving an output LED. The...
Multiple cable test (CB7388E)
This multiple cable test sequential circuit was found in Radio Electronics. The connector must be...
High Pass Filter with Operational (CB19677E)
This is the traditional configuration of a high-pass filter with an operational amplifier, such as...