SRR-13 Stage Gain Measurements Ref: NAVSHIPS 91875(A), CHANGE 1, Table 7.3 (Consolidated tables for brevity) MODE: A1 BROAD GAIN: With no signal connected to receiver, set the GAIN control to obtain a -10 db noise output level as indicated on the OUTPUT meter. Place ADD DECIBELS switch to the -10 position to obtain this reading. INPUT: Unmodulated, with BFO frequency adjusted for AF output frequency of 1 KHz. COMMON: 1. Use URM-25 or similar signal generator. 2. Use a 0.01 microfarad capacitor connected in series with the signal generator on all measurements except "Antenna", in which case use a 390 ohm resistor in series with the signal generator. 3. Output level readings taken with the ADD DECIBELS switch in the 0 position. 4. All measurements made with chassis pulled out and test cable connected. 5. Antenna links in high-impedance position. 6. Input levels in microvolts. Output voltages in volts, with * designating RF volts as measured with VTVM and RF probe. O.M. designates receiver audio output meter, where 0 db == 6 milliwatts. Dial and input frequencies in MHz. ======================================================================== UNIT BAND DIAL --------- INPUT ------------ --- OUTPUT --- FREQ LOCATION LEVEL LEVEL LOCATION ======================================================================== MIXER 1 2.0 1.6 E552 120 0 DB O.M. 1 2.0 2.0 E552 200 0 DB O.M. *4 O603 1 4.0 1.6 E552 120 0 DB O.M. 1 4.0 2.0 E552 200 0 DB O.M. *3.0 O603 2 4.0 1.6 E552 130 0 DB O.M. 2 4.0 4.0 E552 200 0 DB O.M. *3.2 O603 2 8.0 1.6 E552 120 0 DB O.M. 2 8.0 8.0 E552 140 0 DB O.M. *6.0 O603 3 8.0 1.6 E552 170 0 DB O.M. 3 8.0 8.0 E552 230 0 DB O.M. *2.3 O603 3 16.0 1.6 E552 200 0 DB O.M. 3 16.0 16.0 E552 180 0 DB O.M. *5.0 O603 4 16.0 1.6 E552 6000 0 DB O.M. 4 16.0 16.0 E552 150 0 DB O.M. *3.5 O603 4 24.0 1.6 E552 5000 0 DB O.M. 4 24.0 24.0 E552 ~120 0 DB O.M. *5.0 O603 5 24.0 1.6 E552 20000 0 DB O.M. 5 24.0 24.0 E552 80 0 DB O.M. *3.2 O603 5 32.0 1.6 E552 20000 0 DB O.M. 5 32.0 32.0 E552 80 0 DB O.M. *4.0 O603 ---------------------------------------------------------------------- ======================================================================== UNIT BAND DIAL --------- INPUT ------------ --- OUTPUT --- FREQ LOCATION LEVEL LEVEL LOCATION ======================================================================== RF 1 2.0 2.0 E527 70 0 DB O.M. 1 4.0 4.0 E527 80 0 DB O.M 2 4.0 4.0 E527 50 0 DB O.M. 2 8.0 8.0 E527 60 0 DB O.M. 3 8.0 8.0 E527 70 0 DB O.M. 3 16.0 16.0 E527 70 0 DB O.M. 4 16.0 16.0 E527 35 0 DB O.M. 4 24.0 24.0 E527 35 0 DB O.M. 5 24.0 24.0 E527 17 0 DB O.M. 5 32.0 32.0 E527 20 0 DB O.M. ---------------------------------------------------------------------- ======================================================================== UNIT BAND DIAL --------- INPUT ------------ --- OUTPUT --- FREQ LOCATION LEVEL LEVEL LOCATION ======================================================================== ANTENNA 1 2.0 2.0 E502 10 0 DB O.M. 2.0 E503 7 0 DB O.M. 2.0 J652-B 4 0 DB O.M. 1 4.0 4.0 E502 10 0 DB O.M. 4.0 E503 8 0 DB O.M. 4.0 J652-B 3 0 DB O.M. 2 4.0 4.0 E502 8 0 DB O.M. 4.0 E503 7 0 DB O.M. 4.0 J652-B 4 0 DB O.M. 2 8.0 8.0 E502 10 0 DB O.M. 8.0 E503 12 0 DB O.M. 8.0 J652-B -- 0 DB O.M. 3 8.0 8.0 E502 7 0 DB O.M. 8.0 E503 6 0 DB O.M. 8.0 J652-B 5 0 DB O.M. 3 16.0 16.0 E502 9 0 DB O.M. 16.0 E503 10 0 DB O.M. 16.0 J652-B 9 0 DB O.M. 4 16.0 16.0 E502 4.5 0 DB O.M. 16.0 E503 4.5 0 DB O.M. 16.0 J652-B 12.0 0 DB O.M. 4 24.0 24.0 E502 5.4 0 DB O.M 24.0 E503 9.0 0 DB O.M. 24.0 J652-B 22 0 DB O.M. 5 24.0 24.0 E502 1.7 0 DB O.M. 24.0 E503 3.0 0 DB O.M. 24.0 J652-B 25 0 DB O.M. 5 32.0 32.0 E502 2.5 0 DB O.M. 32.0 E503 4.0 0 DB O.M. 32.0 J652-B 50 0 DB O.M. ----------------------------------------------------------------------- ======================================================================== UNIT BAND DIAL --------- INPUT ------------ --- OUTPUT --- FREQ LOCATION LEVEL LEVEL LOCATION ======================================================================== FRAME 1 2.0 2.0 E655 4 0 DB O.M. 2.0 J664-A4 4 0 DB O.M. 1 4.0 4.0 E655 3 0 DB O.M. 4.0 J664-A4 3 0 DB O.M. 2 4.0 4.0 E655 4 0 DB O.M. 4.0 J664-A4 4 0 DB O.M. 2 8.0 8.0 E655 6 0 DB O.M. 8.0 J664-A4 6 0 DB O.M. 3 8.0 8.0 E655 5 0 DB O.M. 8.0 J664-A4 5 0 DB O.M. 3 16.0 16.0 E655 9.0 0 DB O.M. 16.0 J664-A4 9.0 0 DB O.M. 4 16.0 16.0 E655 12.0 0 DB O.M. 16.0 J664-A4 ---- 0 DB O.M. 4 24.0 24.0 E655 22 0 DB O.M. 24.0 J664-A4 22 0 DB O.M. 5 24.0 24.0 E655 25 0 DB O.M. 24.0 J664-A4 25 0 DB O.M. 5 32.0 32.0 E655 50 0 DB O.M. 32.0 J664-A4 50 0 DB O.M. ------------------------------------------------------------------------ ======================================================================== UNIT BAND DIAL --------- INPUT ------------ --- OUTPUT --- FREQ LOCATION LEVEL LEVEL LOCATION ======================================================================== FILTER 1 2.0 2.0 J1807 4 0 DB O.M. 1 4.0 4.0 J1807 3 0 DB O.M. 2 4.0 4.0 J1807 4 0 DB O.M. 2 8.0 8.0 J1807 6 0 DB O.M. 3 8.0 8.0 J1807 5 0 DB O.M. 3 16.0 16.0 J1807 6.5 0 DB O.M. 4 16.0 16.0 J1807 9.0 0 DB O.M. 4 24.0 24.0 J1807 6.0 0 DB O.M. 5 24.0 24.0 J1807 12.0 0 DB O.M. 5 32.0 32.0 J1807 10 0 DB O.M. ------------------------------------------------------------------------ ========================================== UNIT BAND DIAL --- OUTPUT --- LEVEL LOCATION ========================================== HF OSC 1 2.0 *10 E602 *12 J602-K *8 J602-L 1 4.0 *10.0 E602 *8 J602-K *5.6 J602-L 2 4.0 *12.0 E602 *11.2 J602-K *6.4 J602-L *10 V601-1 2 8.0 *22 E602 *18 J602-K *11.5 J602-L *16.0 V601-1 3 8.0 *9.4 E602 *8.2 J602-K *7.3 J602-L *7.3 V601-1 3 16.0 *18.0 E602 *15.0 J602-K *9.6 J602-L *14 V601-1 4 16.0 *5.8 E602 *9.4 J602-K *6.8 J602-L *8.5 V601-1 4 24.0 *12 E602 *13 J602-K *9.5 J602-L *11.0 V601-1 5 24.0 *3.4 E602 *8.0 J602-K *6.0 J602-L *7.3 V601-1 -------------------------------------------------------- XTAL -- --- *1.2 Z1201-A 200 KHz CAL -- --- *3.2 Z1201-H -- --- *8.0 Z1201-J -- --- *17.0 V1201-8 -- --- *8 Z1202-J -- --- *20 V1202-8 --------------------------------------------------------- BFO -- --- *9.0 Z1302-A 200 KHz *4.5 Z1302-J *3.5 J1301-B *5.0 V1301-2 *17 V1301-7 *17 Z1302-E *8.5 Z1301-1 ---------------------------------------------------------------------