ELBUG 2.2 – ELBUG

Under the term Elbug, automatic ones are collectively referred to (electronic) telegraph keys. Elbug 2.2 it is based on the Atmel 89C2051 single-chip processor, to which a serial eeprom memory is attached to store settings and memories. Works with single and double paddle traps, enables trap reverse, setting the type of squeeze keying, listening to broadcast characters with the possibility of disconnection, beacon traffic, counting connections, change of weighting etc. Allows the user to enter up to 12 dynamic length memory contents, divided into two sets of total size according to memory 230 to 2020 characters. For playback, it is equipped with a buffer memory to select sequential playback of memories.

Technical parameters:power supply : 7-15V
subscription : speed : 10 to 50 wpm
memoirs : 2 * 6

Description of the entire structure at the address: http://www.hw.cz/constrc/x51_elbug/index.html

73!
OM5ADX – Peter