Marconi Atalanta 2207C Odbiornik
Producent:
Model:
Atalanta 2207C
Data:
0
Kategoria:
Grupa:
Opis:
General Purpose Marine Receiver
Serwis i User Manual
Typ ręczny:
Serwis i User Manual
Strony:
47
Rozmiar:
10.79 Mbytes (11311233 Bytes)
Język:
english
Rewizja:
Ręczny ID:
Data:
Jakość:
Skanowany dokument, wszystko czytelne.
Data przesłania:
2019 01 06
MD5:
0966d5d72fa97d1b1f91db79ed579b61
Pobrane:
656

Informacja

SECTION 1 General Description Page 1.1 Block Diagrams ... ... 1 1.2 Frequency Ranges ... 2 1.3 Valves ... ... ••• ••• 2 1.5 Front Panel and Chassis Layout ... 3 1.6 Specification ... 3 SECTION 2 Signal Frequencies 2.1 R.F. stages (VI and V2) ... 4 2.2 Calibrating Oscillator (V13) ... 6 2.3 Calibrating action ... 6 SECTION 3 Frequency Changing 3.1 Frequency Changers (V3, V4 and V5) ... 8 SECTION 4 Intermediate Frequency 4.1 I.F. Stages (V6 and V7) ... ... 10 SECTION 5 Desensitising and Muting 5.1 Relay Desensitising ... 12 5.4 Muting Circuit ... 13 5.4.1 Under no-signal conditions ... 14 5.4.2 In the presence of a signal ... 14 SECTION 6 Detector, Noise Limiter and A.G.C. Circuits 6.1 Beat Frequency Oscillator (V9) ... 15 6.2 Balanced Demodulator ... 15 6.3 Noise Limiter and A.G.C. Circuits ... 19 SECTION 8 Power Supplies 8.1 General ... ... 20 8.2 H.T. Supplies ... 21 8.3 L.T. Supplies ... 21 SECTION 9 REVISION 9.1 Points of Interest ... 22 9.1.1 R.F. Section (VI, V12 and V13) ... 22 9.1.2 Frequency Changers (V3, V4 and V5) ... 22 9.1.3 I.F. Section (V6 and V7) ..' ... 22 9.1.4 Detector/B.F.O. (V8 and V9) ... 22 9.1.5 Noise Limiter/A.G. C. ... 22 9.1.6 A.F. Amplifier and output stages (V10 and Vll) 22 9.1.7 Power Supplies (V12) ... 23 9.1.8 Miscellaneous ... 23 9.2 Revision Questions ... 23 9.2.1 Section A ... 23 9.2.2 Section B ... 24 9.2.3 Section C ... 25 APPENDICES Appendix No.1. Magnetostriction ... 27 Appendix No.2. Balanced Demodulator ... 30 Appendix No. 3. Noise Limiter ... 35

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Cirquit diagramu
Typ ręczny:
Cirquit diagramu
Strony:
4
Rozmiar:
1.75 Mbytes (1838349 Bytes)
Język:
english
Rewizja:
Issue 7
Ręczny ID:
W.50259 and/or R 37/58
Data:
Jakość:
Skanowany dokument, wszystko czytelne.
Data przesłania:
2008 12 04
MD5:
9379277bdb44d51d926cfc179362b4c5
Pobrane:
1859