Test Equipment Required - Tait T880 II Series Adjustment Manual

C3.4 T881 Initial Tuning & Adjustment
3.3

Test Equipment Required

You will need the following test equipment:
• computer with PGM800Win installed
• T800 programming kit
• module programming interface (e.g. T800-01-0004 - optional)
• 13.8V power supply
• digital multimeter
• audio signal generator
• RF power meter
• audio voltmeter x 2
• modulation meter
• oscilloscope (digital preferred)
• 30dB pad
• T800-01-0010 calibration test unit (optional)
Figure 3.1 and Figure 3.2
+13.8V
PSU
-Ve
Line I/P
Ω
600
Audio
Generator
CTCSS I/P
Audio
Voltmeter
PGM800Win
+13.8V
PSU
-Ve
Ω
600
Audio
Generator
Audio
Voltmeter
PGM800Win
10/07/00
or RF test set (optional)
show typical test equipment set-ups.
T800
Exciter/
Transmitter
Calibration
Transmitter
Test Unit
Figure 3.1 T881 Test Equipment Set-up With T800-01-0010
Line I/P
RF O/P
Exciter/
Transmitter
Transmitter
CTCSS I/P
Key
Serial
via module programming interface
(e.g. T800-01-0004)
Com
Figure 3.2 T881 Test Equipment Set-up Without T800-01-0010
20dB pad: exciter
40dB pad: transmitter
30dB Pad
RF O/P
RF Power Audio
Meter Voltmeter
Frequency
20dB pad: exciter
Counter
40dB pad: transmitter
30dB Pad
RF Power Audio
Meter Voltmeter
M880-00
Frequency
Counter
Modulation
Meter
AF O/P
Oscilloscope
Modulation
Meter
AF O/P
Oscilloscope
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