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UltraSound Specifications

Input Voltage: 11 - 16 VDC

Nominal Current: 0.06 Amps

Maximum Current: 0.10 Amps
Intercom Unit Size: 13⁄4˝ Height x 6 1⁄8˝ Width x 4˝ Depth (Mounting bracket & knobs add 9⁄16˝ to Height & 13⁄4˝ to Width)

Weight: 15 oz. (not including cables and hardware)

Warranty: Two Years

Sigtronics Installation Hot Line Number:
1-800-367-0977 ext. 8

Monday through Friday, 8:00 a.m. to 4:30 p.m. Pacific Time
www.sigtronics.com

9-10-2018 US-LAC4_US-LAC6.pdf

igtronics

0.25

0.50

6.7

0.2 DIA

+ 0.01

- 0

4.05

2.025

6.0

7.85

2.35

1.5

0.50

CABLES

TOP VIEW

FRONT VIEW

MOUNTING BRACKET BOTTOM VIEW

Sigtronics UltraSound Intercom Typical Installation Dimensions

7-18-2011 UltraSound_Installation_Dimensions.pdf

1.0

Drawing Not Full Size

All dimensions in inches.

.85

1.667

FIGURE 8

Содержание UltraSound US-LAC4

Страница 1: ...headset however can be plugged into paralleled jacks at one time This paralleled jack scheme is most commonly used on pumper trucks at the pump panel In this case the Driver plugs his headset into his jack while driving He then unplugs and plugs into the pump panel when he arrives on scene Headphone Output The UltraSound system is designed to easily drive six or more 300 to 1000 ohm headsets Noise...

Страница 2: ...primarily designed to be dash mounted It can be mounted on top of the dash or hang below the dash or vehicle ceiling The mounting bracket is adjustable to allow for various mounting angles 3 The location selected requires a minimum area of 2 5 16 inches high by 7 7 8 inches wide by 4 inches deep Verify that the intercom unit and cables will not interfere with the normal operation of any vehicle co...

Страница 3: ...rement Only slightly larger than the jack itself b Only one hole to drill per jack inch c Most of jack is behind panel and out of the way Sigtronics recommends that you use the jack box mounting method but either approach can be used as well as a combination of both If required additional headset jacks PTT switches mounting boxes and hardware are available through your Sigtronics dealer Splash Cov...

Страница 4: ... Each PTT switch requires two Refer to the UltraSound Wiring Diagram for the exact wiring infor mation Figure 4 for US LAC4 intercoms Figure 5 for US LAC6 intercoms The connections between the Headset Jack and PTT Switch Cable and the hook up wire should be soldered and insulated for reliability Do not use crimp type splices They can become intermittent over time Use a good quality electrical tape...

Страница 5: ...green wire 6 Check for a short or open on the headphone wire Blue wire on the Headset Jack and PTT Switch Cable The problem could be anywhere along the blue wire connection between the headset jacks and the UltraSound unit INTERCOM IN SOME HEADSETS BUT NOT IN OTHERS 1 Make sure that UltraSound controls are set as above TIP BARREL RING HEADSET JACK OFFICER TIP BARREL RING HEADSET JACK DRIVER TIP BA...

Страница 6: ...TE BLUE RADIO 2 PTT SWITCH RADIO 1 PTT SWITCH J4 2 WHITE GREEN J1 10 WHITE BLUE J1 7 RED J1 12 GREEN J1 1 WHITE BLACK J1 11 WHITE ORANGE J1 8 TAN J1 3 BLUE J1 13 TAN J1 4 BLACK J1 11 WHITE ORANGE P1 J1 11 to 16 VOLTS DC FUSE 1 AMP CHASSIS GROUND US LAC6 WIRING DIAGRAM Figure 5 INTERCOM UNIT 123 00 RADIO 1 SPEAKER HI J2 2 VIOLET NOTE 1 SPEAKER LO J2 3 VIOLET NOTE 1 PTT HI J2 5 WHITE NOTE 2 MIC LO J...

Страница 7: ...unit is a simple noise test to verify system wiring as well as vehicle electrical system integrity 1 Unplug all intercom headsets except for the Drivers 2 Make sure all the UltraSound panel controls and switches are set as in System Setup section 3 Start the vehicles engine and let it idle a bit This is a stationary test the vehicle should not be moving and should be in PARK or NEUTRAL with brakes...

Страница 8: ... connector s andpinassignmentsused Sigtronicshasextensiveradio interfaceexperienceandcanassistwithanyquestionyoumighthave concerningthisoranyotheraspectoftheUltraSoundsystem Seeour installation hot line number located on the last page of this manual First plug J2 of the Radio 1 Interface Cable into P2 of the Intercom Then using the radio manuals and the UltraSound Wiring Diagram identify the corre...

Страница 9: ...Make sure how ever you are not picking up the radio through the headset microphones by briefly turning down counter clockwise the intercom VOLUME control all the way b Check violet wire SPEAKER HI and LO connections from the UltraSound to the radio c Set the appropriate RADIO VOLUME switch on the back of the UltraSound unit to the HI position 2 Can t talk to dispatch transmit on radio through the ...

Страница 10: ...hat the volume control on the headset is turned up to full Radio 1 and the other headsets are not needed for this adjustment 2 Put on the Officer s headset and position the headset microphone as normal Turn the UltraSound VOLUME control all the way down counter clockwise You should not be able to hear yourself in the headset 3 With the radio s hand mic transmit as normal to the remote station Tran...

Страница 11: ...und noise in your headset Next rotate it counter clockwise in small amounts until the background noise disappears Finally make small adjustments until your voice triggers the unit at comfortable speaking levels This procedure is necessary because the squelch is a Fast on Slow off system When you speak your voice will be heard in the headsets but the sound will cut off about a second after you stop...

Страница 12: ...and hardware Warranty Two Years Sigtronics Installation Hot Line Number 1 800 367 0977 ext 8 Monday through Friday 8 00 a m to 4 30 p m Pacific Time www sigtronics com 9 10 2018 US LAC4_US LAC6 pdf igtronics S 0 25 0 50 6 7 0 2 DIA 0 01 0 4 05 2 025 2 025 6 0 7 85 2 35 1 5 0 50 CABLES TOP VIEW FRONT VIEW MOUNTING BRACKET BOTTOM VIEW Sigtronics UltraSound Intercom Typical Installation Dimensions 7 ...

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