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Summary of Contents for FunkTronic Major BOS 1a
- Page 1 Major BOS 1a valid for serial number 3000/16 and newer...
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Page 2: Table Of Contents
Inhalt page Abbreviations Control Elements Sockets Pinout Major BOS 1a Rearview of Major BOS 1a Major BOS 1a - General Remarks Talking via the Radio Volume Settings Muting of the Loudspeaker Tone Call Encoder Transmitter Control Connecting several Control Sets in Parallel... -
Page 3: Control Elements
8 - PTT button of the handpiece 9 - Handpiece Major BOS 1a is also available without the buttons Call 1 and Call 2. For customer-specific requirements Major BOS 1a could also be equipped with 3 function keys (+integrated LEDs) instead of the two Call buttons. -
Page 4: Sockets Pinout Major Bos 1A
Rearview of Major BOS 1a ST4, TB (tape, ext. speaker) ST1, S/E (radio circuit) ST3, PTT (e.g. foot switch) ST2, HS (headset) POWER, 12 VDC, max. 1,5 A Sockets Pinout Major BOS 1a All schemes show the sockets viewed from the back of the Major. -
Page 5: Major Bos 1A - General Remarks
Tone Call Encoder The Major BOS 1a has two single tone encoders, Call 1 (1750 Hz) and Call 2 (2135 Hz). The calls are sent using the respective buttons of the control panel. The tone call is sent as long as the button is pressed. -
Page 6: Transmitter Control
(bus wiring or star wiring). By decoding the PTT output (in this case used as an input) it is possible to mute the Major BOS 1a externally in order to avoid feedback between control sets placed adjacently to each other. -
Page 7: Potentiometers
Jumpers Jumper Pos. Function JMP1a input impedance AF input 200 ohm, ST1 Pin1-2 JMP1a input impedance AF input 600 ohm, ST1 Pin1-2 JMP1a offen input impedance AF input 8 kohm, ST1 Pin1-2 JMP1b squelch input +5V-12V, ST1 Pin3 squelch input GND, ST1 Pin3 JMP1b offen squelch input N/A JMP1b... -
Page 8: Board Layout (Main)
Board Layout (Main) POWER REL1 PRG_ REL2 PRG_ PRG_ PRG_ PRG_ JMP4 mbos1a - ab3000-16_eng (10.09.2018) - 8 - Kompetent für Elektroniksysteme... -
Page 9: Solder Jumpers On Key Board
(Standard) Remark: For operation with Major BOS 1a, jumpers N1-3 must be closed and jumpers V1-V3 + V5 must be open (factory settings in Major BOS 1a). -
Page 10: Calibrating The Af Levels
Calibrating the AF levels The AF levels are calibrated correctly ex factory. If a recalibration is necessary please follow the steps below: Adjustment of the AF input: apply the AF-level specified by the radio (e.g. 500 mV) at 1000 Hz to the AF input (ST1/pin1+2) adjust P1 to approx. -
Page 11: Technical Data
Technical Data Operating voltage +12V -15% +25% Current consumption max. 1200 mA, typ. 500 mA AF input level (ST1, Pin 1-2) nominal 500 mV at 200 Ohm adjustment range using poti P1 250 - 1000 mV input impedance 200 Ohm, 600 Ohm or 10 kOhm, ex factory: 200 Ohm AF output level (ST1, Pin 7-8) ex factory 500 mV at 200 Ohm... -
Page 12: General Safety Information
November 2005, the purchasers or users are obliged to return old equipment produced by us free of cost. FunkTronic GmbH will dispose of this old equipment at its own expense according to regulations. -
Page 13: Release Notes
Release Notes - 17.05.2017 Translation of German manual dated from 07.03.2016 - 10.09.2018 Description of connection to TETRA radios mbos1a - ab3000-16_eng (10.09.2018) - 13 - Kompetent für Elektroniksysteme...
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