Hallicrafters SX-28-A Manuals

Manuals and User Guides for Hallicrafters SX-28-A. We have 4 Hallicrafters SX-28-A manuals available for free PDF download: Technical Manual, Instruction Book

Hallicrafters SX-28-A Technical Manual (79 pages)

Brand: Hallicrafters | Category: Receiver | Size: 9.69 MB

Table of Contents
5
List of Illustrations
6
Destruction Notice
7
Product View
8
General Description
9
Weighs and Dimensions
9
Frequency Coverage
9
Tubes and Circuits
9
Power Requirements
10
Power Output
10
Normal Performance Characteristics
10
Installation and Operation
11
Preparation for Use
11
Antenna Connection
11
Audio Connection
11
Rear Chassis Apron View
12
Initial Control Settings
13
Detailed Operation
13
Operating Control Panel
14
Selectivity Curves Without Crystal Filter
15
Crystal Selectivity Curves
17
Effect of Correct Adjustment of Crystal Phasing Control
17
Functions of Parts
18
R-F Amplifier
18
Block Diagram
19
Top View of Chassis
20
Schematic Diagram
22
Mixer State, Schematic
23
High-Frequency Oscillator, Schematic
24
I-F Amplifier
25
First I-F Amplifier, Detector, and ANL Schematic
26
Crystal Filter and Second I-F Amplifier Schematic
27
Detector
28
Noise Limiter
29
A-V-C Amplifier
30
Audio Amplifier Schematic
32
Audio Amplifier Description
33
Beat-Frequency Oscillator Schematic
35
Power Supply Schematic
36
Reat-Frequency Oscillator Descripion
37
Maintenance
38
Inspection
38
Replacements
39
Field Adjustments
39
Trouble Location Chart
39
Voltage Readings
41
Resistance Measurements
41
Alignment Procedure
49
Control Positions
49
I-F Alignment
49
BFO Adjustment
52
ANL and AVC Amplifier Adjustment
52
R-F and Oscillator Alignment
53
Performance Specifications
54
Settig of Controls During Tests
54
I-F Sensitivity
54
R-F Sensitivity
54
Frequency Calibration
55
Backlash
55
Selectivity
55
Image Ratio
55
Radio Receiver Bottom View
56
RMA Color Codes for Capacitors
57
RMA Color Code for Resistors
57
Moisture and Fungiproofing
58
Masking
59
Varnishing
61
Supplementary Dat
62
Maintenance Parts List
62
Dimensional Drawing
70

Hallicrafters SX-28-A Technical Manual (78 pages)

Brand: Hallicrafters | Category: Receiver | Size: 9.65 MB

Hallicrafters SX-28-A Instruction Book (33 pages)

FREQUENCY RANGE .55 TO 43. MEGACYCLES

Brand: Hallicrafters | Category: Receiver | Size: 4.45 MB

Table of Contents
4
- Subject Page
  5
Installation
6
- Speaker
  6
- Antenna
  6
- Phono Jack
  6
- DC Power Socket
  6
- S" Meter Zero Set
  7
Operation
7
- Bandswitch
  7
- Bandspread
  7
- Tone Control
  7
- Send-Receive Switch
  7
- Gain Control
  7
- Selectivity Control
  8
- Crystal Phasing Control
  8
- Automatic Noise Limiter
  8
- A VC-BFO" Switch
  8
- Bass "IN-OUT" Switch
  9
- Head Phone Jack
  9
Summary of Related Circuits
9
- The 2 Stage Preselector
  9
- The Oscillator and Converter
  9
- The if Amplifier
  9
- Variable Selectivity
  9
- Crystal Filter Circuit
  10
- 5A. Single Signal Adjustment
  10
- 5B.crystal
  10
- Noise Limiter
  11
- Avc Action
  13
- S" or Signal Intensity Meter
  13
- The Second Detector
  13
- (10) the Beat Frequency Oscillator
  13
- The Audio Amplifier
  13
- The Power Supply
  13
- Specifications
  13
12 3. Noise Limiter and AVC Amplifier Adjustment O
14
Receiver Alignment
14

Hallicrafters SX-28-A Instruction Book (36 pages)

Super Skyrider Receiver

Brand: Hallicrafters | Category: Receiver | Size: 1.67 MB

Hallicrafters Categories

Receiver Transmitter Transceiver Radio Amplifier

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