Atlas 210x - Table of Contents

TABLE OF CONTENTS
Section 1 GENERAL INFORMATION .......................... 1
1-1 Introduction 1
General Specifications 2
Receiver Specifications ............................
3
Transmitter Specifications
3
Model 220-CS Power Supply Console Specifications ......... 4
Model 200
-
PS Portable AC Supply .....................
4
Rechargeable Battery pack
5
Section 2 INSTALLATION ..................................
6
2
-
1 Introduction
6
2
-
2 General Information ..............................
6
2
-
22 Mobile Installations ...............................
9
2
-
28 Fixed Station Installations ..........................
13
2
-
29 Antennas
13
2
-
33 Fixed Station Antennas
14
Section 3 OPERATION ......................................
15
3
-
1 Introduction ...................................
15
3
-
2 Controls ......................................
15
3-3 Power Supply On/Off, Mobile Operation ................. 15
3
-
4 Power Supply On/Off, 220
-
CS/200
-
PS ..................
15
3
-
5 Function Switch
15
3
-
6 A. F.Gain .....................................
15
3
-
7 R. F.Gain .....................................
15
3
-
8 Band Selector and Tuning Dial, Model 210X ..............
15
3
-
9 Band Selector and Tuning Dial, Model 215X
17
3-10 Dial Set ....................................... 17
3
-
11 Carrier Balance
17
3
-
12 S
-
Meter Zero ...................................
17
3
-
13 Crystal Calibrator ................................
17
3
-
14 Proper tuning od Single Sideband Signals
17
3
-
15 Voice Transmission ...............................
17
3
-
16 Modulation Level
18
3
-
17 ALC.........................................
18
3
-
18 CW Transmission
18
3
-
19 Heat Sink .....................................
18
Section 4 CIRCUIT THEORY ................................
20
4
-
1 Introduction
20
4-2 Receiver Input Circuit 20
4
-
3 Sensitivity .....................................
20
4
-
4 Selectivity .....................................
20
4
-
5 Oscillator Switching ..............................
20
4
-
6 Transmitter Broadband Circuitry
24
4
-
7 Receiver Broadband Circuitry
24
4
-
8 Alignment and Troubleshooting ......................
24
4
-
9 Voltage Charts ..................................
24
4
-
10 Signal Frequency Ranges and Local Oscillator Frequencies .....
25
4-11 PC-100C - First Mixer/First I.F. Amplifier ............... 26
4
-
12 PC
-
200C
—
Second I.F. Amplifier, Second Mixer, Mic. Amp.
S-Meter Amp. .................................. 28
4
-
13 PC
-
300D
-
Receiver Audio, Oscillator Switch .............
30
4-14 PC-500D/520A - Pre-Amplifier, Driver, Power Amplifier,
SWR Protect ...................................
32
4-15 PC-400C VFO Board and Tuning Circuits ............... 34
4
-
16 PC
-
600 Carrier Oscillator, Buffer Amplifier .............
36
4
-
17 PC
-
800C/1200 Receiver Input Tuning .................
38
4-18 PC-820 100 kHz Crystal Calibrator ................... 41