Icom IC-706 Service Manual

Sensitivity
adjustment
MAIN loop lock
voltage adjustment
MAIN loop lock
voltage check point
2nd
Lo level
adjustment
bp~-H-_ L29]
let-' L30
~~~Hr-- P3 Reference frequency
l~~~h~~~=~§~=t=~§§:==~~~~ adjustment
- PLL AND PA UNITS
LV1 Reference loop lock
voltage check point
C104 Reference loop lock
voltage adjustment
L3]
D
~~loo.oO.o--t--+ttt- L6
Reference frequency L34] ===~~~~~J~~~~~f§~~~~~~f~!~~lrc L~:::E~~;;~~t-- LV2
adjustment L36
-MAIN UNIT
o
®
DO
[
L47
Sensitivity adjustment L48
L49
Sensitivity pre-setting R126 ---H-ttt1~-
[
L53
Sensitivity adjustment L54
L55
L84] '" d't t
Sensitivity a JUs men
~Ft---=-1+-:~~-L85
4-3

Icom IC-706 Specifications

General

Antenna Impedance	50 ohms
Supply Voltage	13.8 V DC ±15%
Modes	SSB, CW, AM, FM
Current Drain Transmit	20 A (max)
Sensitivity SSB/CW	0.16 μV (10 dB S/N)
Sensitivity AM	2.0 μV (10 dB S/N)
Selectivity SSB	2.2 kHz/-6 dB, 4.5 kHz/-60 dB
Selectivity CW	500 Hz/-6 dB
Selectivity AM	6 kHz/-6 dB
Selectivity FM	30 kHz/-60 dB