ATR833A / P/N 833A-(1xx)-(1xx)
Operation and Installation
3
Dokument-Nr.: 01.1411.010.71e / Revision: 2.00
CONTENTS
1
GENERAL........................................................................................................... 5
1.1
Symbols ................................................................................................... 5
1.2
Abbreviations ........................................................................................... 5
1.3
Customer Support.................................................................................... 6
1.4
Features................................................................................................... 6
2
OPERATION ....................................................................................................... 7
2.1
Controls ................................................................................................... 7
2.2
ON/OFF ................................................................................................... 9
2.3
Display ..................................................................................................... 9
2.4
Basic Settings ........................................................................................ 11
2.4.1
VOL - Volume............................................................................ 12
2.4.2
SQL - Squelch ........................................................................... 12
2.4.3
DIM – Display Brightness .......................................................... 13
2.4.4
VOX - Voice Activation Speech Level for the Intercom ............. 13
2.4.5
DWM - Dual Watch Mute........................................................... 14
2.4.6
INT - Intercom-Volume .............................................................. 14
2.4.7
EXT - Volume of the External Audio Input................................. 15
2.5
Frequency Setting.................................................................................. 16
2.5.1
8.33 / 25 kHz Channel Width Selection ..................................... 16
2.5.2
Manual Frequency Input............................................................ 16
2.5.3
Recall a Frequency from the User Memory............................... 17
2.5.4
Recall a Frequency from the List of the 10 Last Used............... 18
2.5.5
Store a Frequency into the User Memory.................................. 18
2.6
Dual Watch Operation............................................................................ 20
2.7
Transmission ......................................................................................... 22
2.8
Reception............................................................................................... 22
3
CONFIGURATION ............................................................................................ 23
3.1
SPC - Channel Spacing ......................................................................... 23
3.2
Energy Saving Mode – Automatic Display Darkening............................ 24
3.3
PTT-Button Selection............................................................................. 25
3.4
EXT – External Audio Input’s Behavior .................................................. 26
3.5
Microphone Input Sensitivity (MLS/MLD/MRS/MRD)............................. 27
3.5.1
MLS – Left Standard microphone Input Sensitivity.................... 27
3.5.2
MLD – Left Dynamic Microphone Input Sensitivity .................... 27
3.5.3
MRS – Right Standard Microphone Input Sensitivity................. 27
3.5.4
MRD – Right Dynamic Microphone Input Sensitivity ................. 27
3.6
TST - Test Mode.................................................................................... 28
3.7
Master Reset ......................................................................................... 28
