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Amron 2830R/24 Series, User Manual

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Amron 2830R/24 Series User Manual Download Page 39

2830R THREE DIVER COMMUNICATOR USER MANUAL

2830R-UM

REV 5.0

35

8 DRAWINGS

The following drawings illustrate the electrical and mechanical details of the AMCOM III Diver
Communications. The corresponding parts lists for each drawing are detailed in the parts lists section, or
are included as part of the drawing.

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Summary of Contents for 2830R/24 Series

Page 1: ...Fax 760 599 3857 Email sales amronintl com Web www amronintl com This manual and the information contained herein are provided for use as an operation and maintenance guide No license or rights to man...

Page 2: ......

Page 3: ...ler 26DSP3 11 4 8 Option Controls Wireless Tender 28A Option 11 4 9 Drawing 2 Wire Connections 13 4 10 Drawing Full Duplex 4 Wire Connections 14 4 11 Drawing Push To Talk Microphone Connections 15 4 1...

Page 4: ...s 26DSP3 28A 4002 37 9 PARTS LIST GENERAL 38 9 1 Amcom III Rackmount Model 2830R 24 39 9 2 Amcom III Rack Mount Unscrambler 2830R 24 26DSP3 39 9 3 Amcom III Model 4002 Option 39 9 4 Sub Assembly 2830R...

Page 5: ...erstand the entire manual including all warnings before first use 1 2 Electrical Specifications Input Impedance Microphone Inputs 250 Ohms Frequency Response 300 10 000 Hz Common Mode Rejection minimu...

Page 6: ...ommunicator using the rear chassis MS connector but the front panel 5 way binding post allows for ad hoc connections when required The rear chassis contains the AC power inlet recorder output and an M...

Page 7: ...nty is limited to the repair of or replacement at Amron s option of defective material This warranty shall not cover defects which are the result of misuse negligence accident repair or alterations 2...

Page 8: ...e divers are wired in 4 Wire mode 3 1 3 Model 4002 Chamber Call Lock Indicator Chamber call lock indicator with annunciator 3 2 Accessories The following accessories are available for the AMCOM commun...

Page 9: ...ons 3 2 7 Model 3110 Amron Chamber Speaker The Model 3110 Chamber Speaker includes a push to talk switch along with a headset connector When the occupant s want to talk to the operator the push to tal...

Page 10: ...r in a single pre wired pre tested housing 3 2 11 Model 3126 Amron Outer Lock Combo Box The Model 3126 features a talk back speaker with on off switch and headset jack that operates in the same manner...

Page 11: ...is control sets the volume for the divers earphone Rotate this knob clockwise to increase the volume 4 1 5 Diver To Tender Volume This control sets the volume for the tender s earphone and or panel sp...

Page 12: ...L SPEAKER This module comes with 25 feet 7 6 meters of cable custom cable lengths are available The tender can also be connected in 2 Wire mode by stacking both the earphone black and microphone red b...

Page 13: ...r each diver Normally used in 2 Wire mode this control allows the tender to talk to only one of the divers The diver selected will hear both the tender and the other divers It can be used in Full Dupl...

Page 14: ...d line level inputs of audio or video recorders with input impedances as low as 600 Ohms 4 5 3 MS Connector A Military Series MS connector is located on the rear of the chassis providing connections f...

Page 15: ...based on a statistical model of human voice activity to capture the background noise and reduce it without affecting the divers speech The noise level can be reduced by up to 17 dB 4 8 Option Control...

Page 16: ...losest to the button being red When the button is pressed the Remote Wireless Tender Module is in Talk Mode listen and talk full duplex and the LED is green Pressing the TALK button toggles between th...

Page 17: ...2830R THREE DIVER COMMUNICATOR USER MANUAL 2830R UM REV 5 0 13 4 9 Drawing 2 Wire Connections...

Page 18: ...2830R THREE DIVER COMMUNICATOR USER MANUAL 2830R UM REV 5 0 14 4 10 Drawing Full Duplex 4 Wire Connections...

Page 19: ...2830R THREE DIVER COMMUNICATOR USER MANUAL 2830R UM REV 5 0 15 4 11 Drawing Push To Talk Microphone Connections...

Page 20: ...2830R THREE DIVER COMMUNICATOR USER MANUAL 2830R UM REV 5 0 16 4 12 Drawing Operator Connections Headset...

Page 21: ...powered equipment especially when outdoors where conditions are damp or wet or when around other equipment Never operate unit without earth ground or without a working ground fault interrupter When i...

Page 22: ...t connected in parallel with the earphone the diver is louder and potentially clearer in Full Duplex 4 Wire mode More information on this mode can be found in Section 7 FULL DUPLEX 4 WIRE WHAT WHY AND...

Page 23: ...in 2 Wire mode When the tender uses a headset the SPEAKER SWITCH should be turned off to prevent acoustic feedback Acoustic feedback can also be avoided by moving the tender away from the 2830R 24 by...

Page 24: ...ing the appropriate On Off switch located beside the cross talk switch will cut off that diver s microphone and earphone as long as it is depressed The switch is spring loaded and will automatically r...

Page 25: ...ions optional for Full Duplex 4 wire conversations Always used when using the PANEL MICROPHONE for talking to the divers 5 7 2 Microphone Jacks Red Connection for headset microphone plug red banana pl...

Page 26: ...th this option are only supplied with the AC power option This is due to the power requirements of the Unscrambler option The radio can be operated in the air mode by turning the HSU off Amron s advan...

Page 27: ...ck and adjust the DEPTH CONTROL Once the best speech quality settings are found the NOISE REDUCTION FILTER can be adjusted if necessary to reduce any background noise Operating in 2 Wire and Full Dupl...

Page 28: ...battery If that does not resolve the problem then go to the troubleshooting section to determine the cause 4 Identify the microphone and headset leads When using an Amron headset the microphone is the...

Page 29: ...KER You should be able to hear yourself in the headset Adjust the TENDER TO DIVER VOLUME if necessary and verify that the level can be adjusted to a comfortable level 8 Plug the microphone lead into t...

Page 30: ...oth Pay particular attention to where the various front panel components attach to the panel Inspect the switches binding posts and volume controls for smooth operation 6 3 3 6 Month Check Wipe off an...

Page 31: ...y simple failures and can often be found by a very careful and close inspection of the unit or system Logical deductions and equipment familiarity can often reduce the suspected area to just one compo...

Page 32: ...to the diver by pressing the PUSH TO TALK BUTTON and talking into the PANEL SPEAKER If this solves the problem then the tender headset may be wet or defective If the tender is using the PANEL SPEAKER...

Page 33: ...y determine the source of the acoustic feedback is to cover each active microphone with your hand one at a time Another method is to adjust the volume controls one at a time The volume control that st...

Page 34: ...eated in the PUSH TO TALK JACK If the tender is using the PANEL SPEAKER as the microphone with the PUSH TO TALK BUTTON make sure the SPEAKER SWITCH is turned on If neither of these solves the problem...

Page 35: ...ndustry Technically it is defined as a single communication path using a minimum of 2 wires in a communication cable Being a single path there can only be one talker at a time Commonly the diver has t...

Page 36: ...to avoid feedback path that can also cause oscillation In 4 Wire mode there are two sets of wire pairs One pair carries the signal from the diver microphone to the communicator microphone input This...

Page 37: ...ound 175 Ohms These two factors combine to create a serious volume imbalance which requires higher volume settings resulting in more noise and less system stability 7 3 Why Full Duplex 4 Wire Amron Di...

Page 38: ...DIVER MICROPHONE red jack and the black banana plug to DIVER EARPHONE black jack 3 Set the volume controls to mid range on the communicator Turn on the communicator There may be some acoustic feedback...

Page 39: ...5 0 35 8 DRAWINGS The following drawings illustrate the electrical and mechanical details of the AMCOM III Diver Communications The corresponding parts lists for each drawing are detailed in the part...

Page 40: ...2830R THREE DIVER COMMUNICATOR USER MANUAL 2830R UM REV 5 0 36 8 1 Parts Identifier Front Panel Model 2830R 24...

Page 41: ...2830R THREE DIVER COMMUNICATOR USER MANUAL 2830R UM REV 5 0 37 8 2 Parts Identifier Options 26DSP3 28A 4002...

Page 42: ...To Order Replacement Parts Contact Amron international Inc 1380 Aspen Way Vista California 92081 U S A Telephone 760 208 6500 Fax 760 599 3857 Email sales amronintl com Web www amronintl com When ord...

Page 43: ...P3 AMCOM III FRNT PANEL R M 26 N S 570 1006 02 PC CARD ASSEMBLY UNSCRAMBLER N S 2405 28 MICROPHONE PUSH TO TALK N S 2890 04 BATTERY RECHARGE 6V GEL 5AMP N S MS 3106A 28 16P MS CONN CABLE20 PIN M N S M...

Page 44: ...ont Panel Assembly REFERENCE PART NUMBER DESCRIPTION 1 2830R 24 26DSP3 001 FRONT PANEL NOT FOR SALE 3 SA818 SPEAKER 8 OHM 15 WATT 4 SW 201 SWITCH TOGGLE DPDT 5 SW 208 SWITCH TOGGLE DPDT MOM 23 SWB 000...

Page 45: ...ITCH TOGGLE DPDT MOM 1 LEDGREEN LED GREEN BRITE 1 LT2462 24 D51 LED BI COLOR RED GREEN 2 0034 6019 FUSE 3 15A 250V MICRO QUICK 2 0034 6617 FUSE 1 6A 250V SLOW MICRO 2 LEDHOLDER BLK 25 MOUNTING CLIP FO...

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