.....obsolete user manuals, a lot of repair manuals, free service manuals, rare schematic diagrams, usefull service instructions, pdf books, how to repair instructions, lost operating manuals, old handbooks, tons of part lists, hidden service bulletins, your instruction books, informative repair tips, complete disassembly routines.....


What are you looking for?

extended search


General Radio Company 1556-B Analyzer
Manufacturer:
Model:
1556-B
Date:
1962
Class:
Type:
SubType:
Impact Noise Analyzer

Information

The Type 1556-B Impact-Noise Analyzer (Figure l)is an amplifier-voltmeter system designed to measure peak value, maximum instantaneous level, and time duration of impact sound or vibration. By means of an electrical storage system in the instrument, all three characteristics of a single impact can be measured with only one indicating meter. The Impact- Noise Analyzer is usually used to measure the output of a Type 1551 Sound-Level Meter, a Type 1550-A Octave-Band Noise Analyzer, a Type 1553-A or 761-A Vibration Meter, or a magnetic tape recorder.

show more

Service and User Manual
Manual type:
Service and User Manual
Pages:
21
Size:
8.82 Mbytes (9249181 Bytes)
Language:
english
Revision:
Manual-ID:
1556-0100-E
Date:
1962 03 01
Quality:
Scanned document, all readable.
Upload date:
2016 12 30
MD5:
53866b7fc1e85648671a7996c06bcb8b
Downloads:
423

Information

SPECIFICATIONS Section 1. INTRODUCTION ... 1 1.1 Purpose ... 1 1.2 Description ... 3 2.1 General ... 3 2.2 Storage System ... 3 2.3 Reset ... 3 2.4 Measured Characteristics ... 3 2.5 Time Duration of Impact ... 5 2.6 Repeated Measurements ... 9 2.7 Use with Spectrum Analyzer ... 9 2.8 Selection of Microphone ... 12 2.9 Use with Vibration Meter ... 13 2.10 Other Uses ... 13 Section 3. INSTALLATION ... 14 3.1 Signal Connection . . . ... 14 3.2 Fastening to Type 1551 Sound-Level Meter ... 15 4.1 Start-Up ... 15 4.2 Calibration ... 16 4.3 Measurement of Impact Noise ... 17 4.4 Pushbutton Reset ... 21 4.5 Time Duration of Impact ... 22 4.6 Peak Sound Pressure ... 22 SectionS. SERVICE AND MAINTENANCE. . 23 5.1 General ... 23 5.2 Batteries ... 23 5.3 Trouble-Shooting ... 24 5.4 Transistor Checks ... 26 Section 6. PARTS LIST ... 28

show more

Add Comment

* Required information

Comments

No comments yet. Be the first!