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Repeater access tone burst generator

Repeater access tone burst generator ; Homebrew - ORIGINAL, (ID = 2309613) Amateur-D Repeater access tone burst generator ; Homebrew - ORIGINAL, (ID = 2309617) Amateur-D
Repeater access tone burst generator ; Homebrew - ORIGINAL, (ID = 2309615) Amateur-D Repeater access tone burst generator ; Homebrew - ORIGINAL, (ID = 2309614) Amateur-D
Repeater access tone burst generator ; Homebrew - ORIGINAL, (ID = 2309616) Amateur-D Repeater access tone burst generator ; Homebrew - ORIGINAL, (ID = 2309618) Amateur-D
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Repeater access tone burst generator ; Homebrew - ORIGINAL, (ID = 2309613) Amateur-D
Homebrew - ORIGINAL,: Repeater access tone burst generator [Amateur-D] ID = 2309613 1400x1066
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For model Repeater access tone burst generator, Homebrew - ORIGINAL, Europe others
 
Country:  Europe
Manufacturer / Brand:  Homebrew - ORIGINAL, Europe others
Year: 1981 Category: Amateur Equipment (Other, but not Key)
Semiconductors (the count is only for transistors) NE556 1N914
Wave bands - without
Details
Power type and voltage Direct Current supply (DC) / 13 Volt
Loudspeaker
Power out
from Radiomuseum.org Model: Repeater access tone burst generator - Homebrew - ORIGINAL, Europe
Material Metal case
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 60 x 50 x 132 mm / 2.4 x 2 x 5.2 inch
Notes

The tone generator connects to a VHF transceiver to generate the tones required for repeater access. When enabled, it produces a 500 ms burst of the selected frequency at the start of each transmission. A continuous tone is also generated if the push button is pressed.

The following repeater access tone frequencies can be selected by the rotary switch:
1160 Hz
1165 Hz
1595 Hz
1750 Hz
Tone accuracy +- 2.5 Hz.
The output amplitude is adjustable up to 12v pk-pk.

Semiconductors:
NE556 Dual timer
IN914 Diode

The tone generator is powered from the transceiver to which it is connected.

Built in an Eddystone diecast box.

Net weight (2.2 lb = 1 kg) 0.2 kg / 0 lb 7 oz (0.441 lb)

Model page created by Bruce Taylor. See "Data change" for further contributors.



All listed radios etc. from Homebrew - ORIGINAL, Europe others
Here you find 29 models, 18 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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