TB 9-6625-2094-35
(d) MODULATION FREQ switch to 1 kHz.
(e) MODULATION FM/AM slide control to 3 kHz FM.
(f) OUTPUT step attenuator switch for +10 dBm.
(g) OUTPUT VERNIER control fully cw.
(5) The audio analyzer will indicate less than 4 percent distortion.
(6) Set TI MODULATION MODE switch to FMx10.
(7) The audio analyzer will indicate less than 2 percent distortion.
b. Adjustments. No adjustments can be made.
17. Power Supply
a. Performance Check
NOTE
Do not perform power supply check if all other parameters are
within tolerance.
(1) Connect audio analyzer to pin 3 of M30-1 (fig. 1) and chassis ground. If audio
analyzer does not indicate +18.00 V dc, perform b(1) below.
(2) Move audio analyzer connection to pin 4 of M30-1 (fig. 1). If audio analyzer does
not indicate -18.00 V dc, perform b(2) below.
b. Adjustments.
(1) Adjust +18 V ADJ (fig. 2) for +18.00 V dc indication on audio analyzer (R).
(2) Adjust -18 V ADJ (fig. 2) for -18.00 V dc indication on audio analyzer (R).
18. Final Procedure
a. Deenergize and disconnect all equipment.
b. Annotate and affix DA label/form in accordance with TB 750-25.
