Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
DRAKE Manuals
Receiver
SPR-4
Technical manual
DRAKE SPR-4 Technical Manual
Communications
Hide thumbs
Also See for SPR-4
:
Technical manual
(66 pages)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
Table Of Contents
70
page
of
70
Go
/
70
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
General Description
Features
General Specifications
Power Consumption
Size and Weight
Semiconductor Compliment
Viewing Angle Options
Installation
Unpacking
Location
Power Requirements
Speakers
Headphone Operation
Rear Controls and Connectors
Power
Fuse
Speaker
Anti Vox and Injection
Dial Lamps
Antenna Jack
Accessory Crystal Installation
Front Panel Operating Controls
Rear Controls and Connections
Operation
Operating Controls
Simplified Operating Procedure
Dial Calibration
Block Diagram
Principles of Operation
Loop Amplifier
R.F. Amplifier
First Mixer
Second Mixer
I.F. System
Detection Systems
CW and SSB Detection
AVC System
Muting
S-Meter
Top Alignment Adjustment Points
Bottom Alignment Adjustment Points
Alignment
Removing Covers
Trouble Shooting
Alignment Instructions
I.F. Alignment
Preselecting and Injection Alignment
Notch Filter Alignment
S-Meter Adjustment
Accessories
Service Data
Service Data for SPR-4 Accessories
Measurement Conditions
Schematic Diagram
Voltage Chart
Circuit Board
Pictorial Wiring Diagram
D.C. Voltage Chart
Circuit Board Installation Diagram
Circuit Board Locations
Transistor Lead Configuration
Loop Antenna Circuit Board
R.F. Amplifier Circuit Board
Range Crystal Oscillator Circuit Board
Accessory Crystal Circuit Board
Premixer Circuit Board
Premixer Output Circuit Board
1St Mixer Circuit Board
2Ns Mixer Circuit Board
1St if Amplifier Circuit Board
2Nd if Amplifier Circuit Board
S-Meter Circuit Board
Notch Filter Circuit Board
BFO Circuit Board
AM Detector Circuit Board
Audio Amplifier Circuit Board
Power Supply Circuit Board
Spare Parts List
Advertisement
Quick Links
Download this manual
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Table of Contents
Need help?
Do you have a question about the SPR-4 and is the answer not in the manual?
Ask a question
Questions and answers
Related Manuals for DRAKE SPR-4
Receiver DRAKE SPR-4 Technical Manual
Communications receiver (66 pages)
Receiver DRAKE SW8 Owner's Manual
World band shortwave receiver with selectable sideband synchronous detector (34 pages)
Receiver DRAKE SRR60 User Manual
Sound reinforcement receiver (20 pages)
Receiver DRAKE SW 2 Owner's Manual
Shortwave receiver with selectable sideband synchronous detector (20 pages)
Receiver DRAKE SW2 Owner's Manual
Shortwave receiver with selectable sideband synchronous detector (20 pages)
Receiver DRAKE SW 1 Owner's Manual
Am shortwave (12 pages)
Receiver DRAKE R8A Owner's Manual
Communications receiver (44 pages)
Receiver DRAKE R-4C Instruction Manual
(42 pages)
Receiver Drake ESR-T122 User Manual
Digital terrestrial receiver (23 pages)
Receiver DRAKE R* Service Manual
Communications receiver (94 pages)
Receiver DRAKE R8B Owner's Manual
Communications receiver (44 pages)
Receiver DRAKE R-4C Instruction Manual
(36 pages)
Receiver DRAKE R-4C Instruction Manual
(36 pages)
Receiver DRAKE R-4C Instruction Manual
(29 pages)
Receiver DRAKE R8A Owner's Manual
Communications receiver (43 pages)
Receiver DRAKE AUDIOACCENT Instruction Manual
Assistive listening system (16 pages)
Related Products for DRAKE SPR-4
DRAKE SW8
DRAKE SRR60
DRAKE SW 2
DRAKE SW 1
DRAKE SCT2860
DRAKE SCT3860
DRAKE SCT4860
DRAKE SCTECI
DRAKE SDE24
DRAKE SSR-1
DRAKE SP75
DRAKE SC-2
DRAKE SC-6
DRAKE 1-A
DRAKE AUDIOACCENT
Drake ESR-D101
Table of Contents
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL
Need help?
Do you have a question about the SPR-4 and is the answer not in the manual?
Questions and answers