Dsb/ssb Am Receiver Trainer
Model HV-EXP1949
Salient Features * On board variable capacitor training * On board receiving antenna, Local Oscillator, BFO, RF Amplifier, Mixer, IF Amplifiers, Detectors, AGC, Audio o/p amplifier, Speaker & Headphones Super heterodyne Receiver Frequency range: 400KHz to 1.5 MHz Intermediate Frequency: 455 KHz Inputs: RF Signal Output: IF frequency 455 KHz adjustable F1 filter: Duel Tune LC RF Amplifier with variable gain: Mixer(Frequency converter) Dual Gate MOSFET nput : Local Oscillator & RF Output frequency: 455 KHz adjustable F1 Filter : Duel Tune LC Local Oscillator Output signal : Sine wave for local Osc. Input Frequency: From 900KHz to 2.2 MHz gang tuned Amplitude: adjustable from 0 – 2 V p-p Output Impedance: 50 Ohms 1st IF & IInd IF Amplifier: Central frequency: 455 KHz Load Impedance: Variable R-L-C Gain; Automatic Gain Control Gain 1 – 43 dB and * Gain 2 – 47 Db Diode Envelope Detector: * Detection of the positive and negative envelope with variable R-C filter DSB Product Detector: * Operating frequency: Adjustable from 400KHz to 500KHz SSB Input Amplitude: 1 Volt p-p.
