Add to Cart Quick view Aertech S2604-2 Linear Voltage Controlled Oscillator Aertech Was: $31.50 Was: $75.00 Aertech S2604-2 Linear Voltage Controlled Oscillator A VCO is an oscillator, the frequency of which can be varied by a control voltage. We do not know what frequency this will operate at but... 35020 SKU: 35020 Weight: 6.00 LBS