1. guclusat

    NE 555 Test devresi

    NE 555 entegrelerinin test etmek için kullanılan bir Test devresidir. Parts List R1 = 68K, 5% R2 = 39K, 5% C1 = 1uF, 16V C2 = 10nF (0.01uF) ceramic Two red led's 8-pin dip socket On-off switch or push-on switch 1 - The ON-OFF Switch is optional, as is the Pulse output. 2 - When both led's are...
  2. guclusat

    Microphone Circuit Test Oscillator (Mikrofon Test Osilatörü Devresi)

    This unit would be mounted in a small plastic or preferably metal box, with a 9V battery, level control, a male XLR connector (same as on a mic) and a switch. Current drain is low, since the circuit only uses one low power dual opamp. There is no requirement for a high quality device, and an...