Skanti TRP 5000, Instruction Manual

Page: 104 / 112

Band Alignment frequency
applied to 233TP3
Input
Coil
Output
Coil
4 MHz
6 MHz
8 MHz
12 MHz
16 MHz
22 MHz
25 MHz
4140 kHz
2062 kHz
2715 kHz
2690 kHz
2660 kHz
2560 kHz
2900 kHz 233L13
233L14
233LI5
233L16
233L17
233L18
233L19 233L25
233L26
233L27
233L28
233L29
233L30
233L31
7.12
/234\ Realignment of CONTROL CIRCUIT AND TONE GENERATORS
Measuring equipment:
Frequency Counter having an accuracy better than 10-4 and a sensitivity
of at least 0.5 V.
Extender Board /259\.
7.12.1 Realignment of 234T1 and 234T2:
Control settings: SUPPLY switch: STAND BY
MODE switch: TEST ALARM
1. Insert extender board.
2.
Connect frequency counter between terminals 234-32c arid 234-4c
(ground),
3. Connect the adjustment terminals marked 1 and 2 together.
4. Depress and release ALARM START pushbutton.
5. Adjust 234 T1 until counter reads 2200 Hz ± 1 Hz.
6.
Remove connection referred to in point 3 above.
7. Connect the terminals marked 2 and 3.
8. Depress and release ALARM START button.
9. Adjust 234 T2 until counter reads 1300 Hz ± 1 Hz.
10. Remove connection referred to in point 7 above.
7.12.2 Realignment of 234T3:
Control settings: SUPPLY switch: STAND BY MODE switch: Al
1. Insert extender board,
2. Connect frequency counter between terminals 234-32e and 234-4e
(ground),
3. Depress morse key or alternatively short circuit the terminals of the
jack socket 230SK2.
4. Adjust 234T3 until counter reads 1500 Hz ± 1 Hz