Drake 2-C Receiver
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Modell:
2-C
Datum:
Kategorie:
Gruppe:
Beschreibung:
Dokumenttyp:
Service- und Bedienungsanleitung
Seiten:
32
Größe:
1.66 Mbytes (1737847 Bytes)
Sprache:
english
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Dokument-ID:
Datum:
Qualität:
Gescanntes Dokument, teilweise schwer oder teilweise nicht zu lesen.
Upload Datum:
2017 08 08
MD5:
a1ee0bc401c6cd111d8bdac66a93d141
Downloads:
708
Information
I INSTALLATION ... 1
1.1 Unpacking ... 1
1.2 Mounting and Cabling ... 1
1.3 Muting ... 1
1.4 Anti-Vox and Sidetone ... 1
H OPERATION ... 3
2.1 Single Sideband Reception ... 3
2.2 CW Reception ... 3
2.3 AM Reception ... 4
2.4 Accessory Frequency Coverage ... 4
III PRINCIPLES OF OPERATION ... 8
3.1 Block Diagram ... 8
3.2 R.F. Circuits ... 8
3.3 I.F. Circuits ... 9
3.4 A.F. Circuits ... 9
3.5 AVC System ... 10
3.6 S-Meter ... 11
3.7 Power Supply ... 11
IV SPECIFICATIONS ... 12
4.1 2-C Receiver ... 12
4.2 Frequency Coverage ... 12
4.3 Specifications ... 12
4.4 Tubes and Semi-Conductors ... 14
V SERVICE INSTRUCTIONS ... 15
5.1 General ... : ... 15
5.2 Removal of Radio from Cabinet ... 15
5.3 Trouble Shooting ... 15
5.4 Alignment ... 18
VI ACCESSORIES ... 22
6.1 2-AC Crystal Calibrator ... 22
6.2 2-CQ Speaker/Q-Multiplier and Notch Filter ... 22
6.3 2-NB Noise Blanker ... 25
1-1 Viewing Angle Options ... 2
PIG. l-2 2-C Receiver and Drake 2-NT Transmitter ... 2
1-3 2-C Receiver, T-4X Transmitter and
AC-4/MS-4 Station ... 2
2-1 Crystal Frequency Chart ... 6
2-2 Preselector Chart ... 7
3-1 2-C Receiver Block Diagram ... 8
3-2 2-C Receiver Selectivity Curves ... 10
5-1 Voltage Chart ... 16
5-2 Resistance Chart ... 17
5-3 Signal Tracing Chart ... 17
5-4 Bottom View ... 21
Schematic Diagram - 2-C Receiver