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27 Section 

5

 

Specifications 

  

5.5 

Loudmouth

 Receiver 

Receiver physical dimensions 7.0”H 

5.0”W x 3.0”D 

Receiver enclosure material 

Valox

®

 Thermo-plastic 

Receiver color 

Gray (RAL# 7035) 

Receiver weight 

1 lb. 15 oz. (with AFB-1545 antenna and BP-LM9 battery) 

Receiver mounting 

top and bottom aluminum bracket 

Receiver environmental 

indoor use only 

Audio output connector 

RCA phono jack 

DC power connector 

2.1mm coaxial DC jack (size M) 

Antenna connector 

50

Ω

 BNC  

Antenna 

AFB-1545 dual-band (150-170 MHz, 450-470 MHz) 

Selective signaling decode capability 

 CTCSS (Quiet Call) 

 

 Digital Coded Squelch (Digital Quiet Call) 

 

 Selcall ID 

 

 2-Tone Paging Decode 

Noise squelch sensitivity 

Programmable, factory set for 12 dB SINAD 

Frequency response 

300 - 3000 Hz, de-emphasized 

Receiving System 

Dual conversion superheterodyne 

I.F. System 

1st ........43.65 MHz 

2nd  ...... 450 kHz 

QC/DQC decode time 

per EIA Standards 

2-Tone decode frequency range 

300 – 1500 Hz 

Selcall decode standard 

EEA tone set, 3-7 digits 

 

 

LM-U450 LM-V150 

FCC ID 

AIERIT27-450 

AIERIT27-150 

IC ID 

1084A-RIT27450 

1084A-RIT27150 

Frequency range 

450 - 470 MHz 

150 – 165 MHz 

Synthesizer steps 

6.25 kHz 

2.5 kHz 

Frequency stability 

+/-1.5 PPM (-30

°

 to +60

°

 C) 

+/-2.5 PPM (-30

°

 to +60

°

 C) 

Modulation acceptance 

wide 

+/- 5.0 kHz 

wide 

+/- 5.0 kHz 

 

narrow 

+/- 3.75 kHz 

narrow 

+/- 3.75 kHz 

Typical sensitivity (12 dB SINAD) 

wide 

0.15 µV (-123 dBm) 

wide 

0.16 µV (-123 dBm) 

 

narrow 

0.19 µV (-121 dBm) 

narrow 

0.18 µV (-122 dBm) 

L.O. Injection 

RX frequency – 43.65 MHz 

RX fre 43.65 MHz 

Adjacent Channel (EIA) 

wide 

-70 dB  

wide 

-70 dB 

 

narrow -60 

dB 

narrow -60 

dB 

Spurious rejection 

wide 

-70 dB 

wide 

-70 dB 

 

narrow -60 

dB 

narrow -60 

dB 

Image rejection (EIA) 

wide 

-60 dB 

wide 

-80 dB 

 

narrow -60 

dB 

narrow -80 

dB 

Intermodulation (EIA) 

wide 

-65 dB 

wide 

-65 dB 

 

narrow -65 

dB 

narrow -65 

dB 

QC/DQC decode deviation 

wide 

500 – 850 Hz 

wide 

500 – 850 Hz 

requirement 

narrow 

350 – 500 Hz 

narrow 

350 – 500 Hz 

2-Tone decode deviation 

wide 

2.5 – 3.5 kHz 

wide 

2.5 – 3.5 kHz 

requirement 

narrow 

1.5 – 2.5 kHz 

narrow 

1.5 – 2.5 kHz 

 

 

NOTE: 

The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to 
this equipment.  Such modifications could void the user’s authority to operate the equipment. 

Summary of Contents for JBS-446D

Page 1: ...ck Assist are registered trademarks of Ritron Inc Loudmouth Quick Talk Liberty and RadioNexus are trademarks of Ritron Inc Call 800 USA 1 USA For the right Wireless Solutions for your communication ne...

Page 2: ......

Page 3: ...aling Codes 14 3 3 Program Frequency Tone Codes 15 Table 1 Programmable Frequency Codes 16 Table 2 Interference Eliminator Programmable QC Tone Codes 16 Table 3 Digital Interference Eliminator Program...

Page 4: ...y to install the Loudmouth receiver and PA horn speaker List of items included with your Loudmouth receiver and PA speaker LM U450 or LM V150 Loudmouth Radio Receiver 5W audio amplifier 05500040 Horn...

Page 5: ...d in the Mounting Bracket kit 4 Connect the BP LM9 backup battery to the Loudmouth receiver using the red mating connectors shown above The BP LM9 is secured to the case front with interlocking mushro...

Page 6: ...with the Loudmouth channel will be able to access the loudspeaker The 2 way radio s Loudmouth channel and the Loudmouth receiver must be programmed for the same DQC code All Ritron radios offer 104 d...

Page 7: ...address the Loudmouth otherwise all 2 way communication is heard on the loud speaker Any user on your 2 way channel can broadcast over the loudspeaker once it is activated even if their 2 way radio i...

Page 8: ...l 2 speakers using a single Loudmouth receiver or multiple receivers and speakers 1 Refer to the horizontal shaded bars on the chart below to determine the sound level that best represents your locati...

Page 9: ...used ie Radio Shack Catalog 42 2363 and Catalog 274 1553 The speaker should not be in an area where the 2 way radio user addressing the speaker will typically be located If the radio user is too clos...

Page 10: ...e obstructions will significantly reduce the coverage area Do not place the speaker behind large tall objects The Loudmouth speaker should be mounted as high as practical and pointed toward the farthe...

Page 11: ...ecure the speaker tightly to the mounting surface using all 6 mounting holes if possible At high audio output levels the speaker can generate significant vibration and must be rigidly secured This is...

Page 12: ...d by large metal objects The receiver box can be mounted horizontally as long as the antenna is in a vertical position Do not install the Loudmouth receiver in a high traffic location with the possibi...

Page 13: ...ers while others will require a separate receiver for each speaker To cover a large area or an area with large obstructions place 2 speakers back to back in a central location The speakers should be m...

Page 14: ...code that allows paging of all zones at once or Group Call to page more than one zone Zone paging allows for volume levels that are programmed to the specific needs of that area If zone paging is not...

Page 15: ...fiberglass reinforced polyester enclosure Mounting flanges for flat surface Dimensions 13 H x 10 5 W x 5 5 D Weight 8 lbs Ritron model RSS 100 10W solar panel kit can be used to power the Loudmouth r...

Page 16: ...code from Table 5 to Enable or disable a Pre Announce Tone Enable or disable Record and Play operation Enable or disable Weather Alert feature VHF models only Enable or disable Battery Powered Operati...

Page 17: ...h digit is displayed the Loudmouth has been programmed for DQC and the last three digits indicate the DQC code see Table 3 on page 16 In this example an LM U450 was programmed to operate on the Brown...

Page 18: ...is ready to accept the next digit 9 Enter the 2nd digit of the frequency code by clicking the PROGRAM button until the program display shows the desired number Pause the radio sounds a low tone and wi...

Page 19: ...5 50 462 9125 12 5 51 464 4875 12 5 52 464 5125 12 5 53 464 5375 12 5 54 464 5625 12 5 55 466 0375 12 5 56 466 0625 12 5 57 466 0875 12 5 58 466 1125 12 5 59 466 1375 12 5 60 466 1625 12 5 61 466 187...

Page 20: ...til the program display shows the desired number Pause the radio will sound a low tone and show a hyphen across the center of the display to indicate that it is ready to accept the next digit 8 Enter...

Page 21: ...m entry NOTE An error tone will sound if you attempt to save an incorrect code an E will appear on the display Check the digits you are attempting to enter then re enter 8 Once you have made your fina...

Page 22: ...ROGRAM button until the program display shows the desired number Pause the radio will sound a low tone and show a hyphen across the center of the display to indicate that it is ready to accept the nex...

Page 23: ...ept the NOAA Weather Frequency code 4 Enter the Weather Frequency code by clicking the PROGRAM button until the program display shows the desired number Pause the radio sounds a low tone and will begi...

Page 24: ...message is complete 8 Return the portable base station or mobile radio to the normal operating channel 4 2 Selcall Paging To access the Loudmouth the 2 way radio must be programmed to send the correct...

Page 25: ...mouth channel can talk over the speaker without the need for 2 tone paging After a 2 tone code has been successfully decoded the programmable Two Tone Reset Time sets the length of time the Loudmouth...

Page 26: ...orarily power the radio if primary power from the RPS 1A is interrupted The BP LM9 is an 800mAH rechargeable battery pack that is trickle charged by the Loudmouth receiver and is not intended to opera...

Page 27: ...tiple speakers means you don t have to cover as large an area with each speaker consequently speaker volume can be reduced Maintain distance between the calling radio and the Loudmouth speaker In gene...

Page 28: ...vel to power amplifier 180 mVPP Audio output level 1 9 18 5 VPP Audio speaker volume adjustment 10 100 Frequency response 500 3000 Hz 5dB Volume Power SPL Output Setting Output 16m Level 10 0 06 W 71...

Page 29: ...1 0 A 5 3 Loudmouth Speaker Speaker impedance 8 Speaker power handling 30W Speaker physical dimensions horn diameter 4 x 6 Overall length 8 Speaker enclosure material ABS plastic Speaker color Gray RA...

Page 30: ...50 LM V150 FCC ID AIERIT27 450 AIERIT27 150 IC ID 1084A RIT27450 1084A RIT27150 Frequency range 450 470 MHz 150 165 MHz Synthesizer steps 6 25 kHz 2 5 kHz Frequency stability 1 5 PPM 30 to 60 C 2 5 PP...

Page 31: ...eaker Volume Enter Volume Code U Number of speakers 1 Enter 1 Speaker Code A or 2 Enter 2 Speaker Code A Record and Play On Enter Record and Play On Code A or Off Enter Record and Play Off Code A Pre...

Page 32: ...ed warranties of merchantability and fitness for a particular purpose are limited to the duration of this limited warranty as it applies to the covered product Incidental and consequential damages are...

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