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Grid-Dip-Meter DM-81

Grid-Dip-Meter DM-81; Trio-Kenwood (ID = 520276) Equipment
Grid-Dip-Meter DM-81; Trio-Kenwood (ID = 520275) Equipment Grid-Dip-Meter DM-81; Trio-Kenwood (ID = 520277) Equipment
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Grid-Dip-Meter DM-81; Trio-Kenwood (ID = 520275) Equipment
Trio-Kenwood: Grid-Dip-Meter DM-81 [Equipment] ID = 520275 314x700
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For model Grid-Dip-Meter DM-81, Trio-Kenwood Electronic Inc.; Komagane
Country:  Japan
Manufacturer / Brand:  Trio-Kenwood Electronic Inc.; Komagane
alternative name
Trio Corp.
Year: 1975 ?? Category: Service- or Lab Equipment
Semiconductors (the count is only for transistors) 4:
Wave bands Wave Bands given in the notes.
Power type and voltage Dry Batteries / 9 Volt
Loudspeaker - only for Earphone!
Power out
from Model: Grid-Dip-Meter DM-81 - Trio-Kenwood Electronic Inc.;
Material Metal case
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 70 x 45 x 180 mm / 2.8 x 1.8 x 7.1 inch
Notes HF Generator mit einem 1KHz Modulator.
Das Grid-Dip-Meter DM81 umfasst 7 Frequenz-Bereiche:
0,7...1,6; 1,5...3,6; 3...7,4; 6,9...17,5; 17...42; 41...110; 83...250 MHz.
Der Bereichs-Wechsel erfolgt mittels Steck-Spulen.
Net weight (2.2 lb = 1 kg) 0.7 kg / 1 lb 8.7 oz (1.542 lb)
Source of data - - Data from my own collection

Model page created by Heinz Höger. See "Data change" for further contributors.

All listed radios etc. from Trio-Kenwood Electronic Inc.; Komagane
Here you find 769 models, 706 with images and 211 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.