Drake 2-NT Émetteur
Fabricant:
Modèle:
2-NT
Date:
Catégorie:
Groupe:
Description:
CW Transmitter
Service et Manuel de l'utilisateur
Type manuel:
Service et Manuel de l'utilisateur
Pages:
31
Taille:
1.79 Mbytes (1873350 Bytes)
Langue:
english
Révision:
Manuel-ID:
Date:
Qualité:
Document scanné, la lecture en partie mal, en partie illisible.
Date de transfert:
2017 08 08
MD5:
1c420f274a9d54ec879c76f3806a6f58
Téléchargements:
580

Information

1„ INSTALLATION ... 1 Id Unpacking ... 1 1„2 Power Requirements ... 1 1.3 Location ... 1 104 Cabling ... 1 2. ANTENNAS ... 4 2 o 1 General ... 4 3. OPERATION ... 8 3.1 Tuning Procedure ... 8 3.2 Delay Control ... 10 3.3 STBY position of FUNCTION switch ... 10 3.4 SPOT position of FUNCTION switch ... 10 3.5 EXT switch ... 11 4. SPECIFICATIONS ... 12 4„ 1 Frequency Coverage ... 12 4.2 Characteristics ... 12 4.3 Accessories ... 13 5. THEORY OF OPERATION ... 14 5.1 Block Diagram ... 14 5.2 Crystal Oscillator ... 14 5.3 Driver Amplifier ... 14 5.4 Power Amplifier ... 14 5.5 TVI Filter ... 15 5»6 Keying and Relay Control ... 15 5.7 Relay K1 ... 16 5.8 Sidetone Oscillator ... 16 5 „9 Muting ... 16 6„ SERVICE DATA ... 18 6.1 Tube Replacement ... 18 6.2 Resistance Measurements ... 18 6.3 Voltage Measurements ... 19 6.4 Alignment ... 19 6.5 Plate Meter Calibration ... 20 6.6 Trouble Shooting ... 20

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