-
1.
Carrier
Frequency Generator
It
generates Carrier frequency of
100KHz
-
2.
Low-High
Trigger
Generates a L→H
trigger when soft key is
pressed.
-
3.
Manual Trigger
is available in this socket.
-
4.
CLK Clock
output of Carrier Generator.
-
5.
Modulator
Output Modulated waveform
can be monitored on the
oscilloscope from this socket.
-
6.
AM In
Input Socket for AM Modulator.
-
7.
FM In
Input Socket for FM Modulator.
-
8.
Inverting
Amplifier Input
-
9.
Inverting
Amplifier Output
-
10.
Bread Board
for patching the circuit.
-
11.
Gain Control
for inverting amplifier.
-
12.
2-Pole Active
IN Input socket for active
low pass filter.
-
13.
2-Pole Active
OUT Output of active low
pass filter.
-
14.
Passive IN
Input socket for passive low
pass filter.
-
15.
Passive OUT
Output of passive low pass
filter.
-
16.
FM IN
Input of FM Demodulator.
-
17.
AM IN
Input of AM Demodulator.
-
18.
FM OUT
Output of FM Demodulator.
-
19.
AM OUT
Output of AM Demodulator.
-
20.
+12 VDC
Socket for +12Vą10% DC fixed.
-
21.
+5 VDC
Socket for +5Vą10% DC fixed.
-
22.
GND Socket
for ground.
-
23.
-5 VDC
Socket for -5Vą10% DC fixed.
-
24.
-12 VDC
Socket for -12Vą10% DC fixed.
-
25.
SPK-IN
Female socket of 10 connections
for connecting an input to a
speaker on the trainer.
-
26.
MIC-IN
Female socket of 10 connections
for connecting to the output of
a mic on the trainer.
-
27.
Volume Control
for speaker output.
-
28.
Relay Block
Two electronic relays that
operate with 5VDC.
-
29.
Logic Probe
Two logic probe connections.
-
30.
Contrast
Control for LCD.
-
31.
Noise Level
Control knob for noise level.
-
32.
Signal Level
Control knob for signal level.
-
33.
Signal
Socket for monitoring signal in
the noise mixer.
-
34.
Frequency Meter
-
35.
Signal & Noise
Socket for monitoring the signal
mixed with noise.
-
36.
Control Buttons
for LCD
-
37.
LCD Screen
-
38.
Noise
Socket for monitoring noise in
the noise mixer.
-
39.
Clock
Clock output of modulating
signal generator.
-
40.
Wave
Output of modulating signal
generator.
-
41.
Wave Selector
Switch for selecting Sine,
Square or Triangular signal
waveform.
-
42.
Frequency Range
Frequency selector switches for
signal waveform.
-
43.
Amplitude
Control knob for amplitude of
signal waveform.
-
44.
Fine
Control knob for fine tuning of
signal frequency.
-
45.
Carrier
Selector
Switch for
selecting the type of carrier
waveform.
-
46.
Speaker
A
standard speaker. Its input can
be connected at the socket
mentioned in description of the
Front Panel.
