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Appendix B. - Technical Specifications

General

Frequency Range

GMRS (RX & TX)

Memory Channel

30 GMRS Ch 11 NOAA Weather

Operation Voltage

DC7.4V ±10%

Battery Capacity

1500mAH (Li-Ion)

Frequency Stability

±2.5ppm

Operating Temperature

-20

℃

to +60

℃

Mode of Operation

Simplex

Antenna Impedance

50ohm

Transmitter Part

FM Modulation

[email protected]

Spurious Emission

13dBm

＜

1GHz

，

-13dBm

＞

1GHz

Adjacent Channel Power

60dB @ 12.5 KHz

Transmission current

≤600mA

Receiver Part

Receive Sensitivity

0.25μV (12dB SINAD)

Adjacent Channel Selectivity

≥[email protected]

Inter Modulation and Rejection

≥[email protected]

Conducted Spurious Emission

≤[email protected]

Rated Audio Power Output

1W @16ohms

Receive current

≤350mA

Rated Audio Distortion

≤5%

NOTE: All specifications may be modified without prior notice or liability. Thank you.

Содержание RB27

Страница 1: ...RB27 TWO WAY RADIO ...

Страница 2: ...dily injury or property loss that may arise from improper operation please read all the information carefully before using our products This contains instructions for safe usage and RF energy awareness and control for compliance with applicable standards and regulation Safety Information for RETEVIS Radios Your wireless handheld portable transceiver contains a low power transmitter When the talk b...

Страница 3: ...O OVERVIEW 4 1 Main controls and parts of the radio 4 2 LCD Display 5 BASIC OPERATIONS 5 1 Turning your Radio On and Off 5 2 Setting the Volume 5 3 Choosing a Channel 5 4 Talking and Listening 5 5 SCAN 5 6 Monitor 5 7 Keypad lock 5 8 A B switch 5 9 Flashlight and Emergency Alert 5 10 FM Radio FM 5 11 NOAA Weather Radio 5 12 1000Hz 1450Hz 1750Hz Tone burst 6 WORKING THE MENU SYSTEM 6 1 Basic use 6 ...

Страница 4: ...damage Use a dry lint free cloth to clean the battery contacts RF Exposure Information WARNING Read this information before using the radio In August 1996 the Federal Communications Commission FCC of the United States with its action in Report and Order FCC 96 326 adopted an updated safety standard for human exposure to radio frequency electromagnetic energy emitted by FCC regulated transmitters T...

Страница 5: ...er 0 5 watt you are required to have an FCC license Because this radio operates in the 0 5 to 5 watt GMRS power range all GMRS rules apply and will require you have a GMRS license even for FRS Family Radio Service communication Normal FRS only radios operate at a maximum power of 0 5 watt 500 mill watt power and have an integral non detachable antenna FCC Warnings Replacement or substitution of tr...

Страница 6: ...ttery c Please turn off the radio before inserting it into the charger It may otherwise interfere with correct charging d To avoid interfering with the charging cycle please do not cut off the power or remove the battery during charging until the green light is on e Do not recharge the battery pack if it is fully charged This may shorten the life of the battery pack or damage the battery pack f Do...

Страница 7: ...the battery pack Before attaching or removing the battery make sure your radio is turned off by turning the power volume knob all the way counter clockwise To install the battery pack a With the back of the radio facing you insert the bottom part of the Li ion battery pack to the bottom of the radio b Push down the Li ion battery pack into the radio until the Battery Lock Tab locks into place To r...

Страница 8: ...nal Speaker Microphone Jack allows the connection with external devices such as headsets microphones 16 LCD Display 17 keys push to select functions or Menu Channel mode press to switch up the channel press to switch channel down 18 Menu press to enter the Menu functions and to confirm your selections 19 A B In standby mode press this key to switch between main sub channels between A B channels Pr...

Страница 9: ...er Repeat the same procedure to exit Transmit and receive instructions In channel mode display the current channel frequency In menu mode display menu items Battery level indicator When the battery is almost used up the icon starts blinking and the transmission is blocked Charge the radio Indicates the channel number that you stored Appears when a positive shift is activated Appears when a negativ...

Страница 10: ...alarm state 5 10 FM Radio FM The frequency range to listen to the radio is 78 108MHz With RB27 turned on Press FM to turn on the radio Select the desired radio frequency with the UP DOWN keys Press FM to exit FM radio Note while you are listening to the radio the channel of A B receiving signal will automatically switch to the channel mode for normal transmitting and receiving When the signal disa...

Страница 11: ...e menu at any time press the A B key 6 2 Shortcut Menu operations MENU No Name Full Name LCD display Selectable RXCODE Receiver Privacy Codes TXCODE Transmitter Privacy Codes SQL Squelch Level LIGHT Back Light BEEP Keypad Beep VOX VOX TDR Dual Watch Operation SAVE Battery Saving OFF 67 0 D754N The Privacy Codes is off and the display is OFF When the display is OFF press key to select CTCSS with pr...

Страница 12: ... to quickly search for the sub tone code 4 Press MENU key to confirm 5 Press PTT or A B key to exit the menu mode 6 3 2 Transmitting with Privacy Codes TXCODE MENU 02 You can configure different transmission Privacy Codes for each channel The selected Privacy Code may be different for each channel MENU No Name Full Name LCD display Selectable TOT Time Out Timer BCLO Busy Channel Lock out RING Call...

Страница 13: ...rm 5 Press PTT or A B key to exit the menu mode 6 3 4 Backlight intensity LIGHT MENU 04 The LCD backlight is convenient for you to use at night or in a dark environment The LCD backlight setting steps are as follows 1 Press MENU key to enter the main menu and press UP DOWN key to enter the MENU 04 2 Press MENU key again to enter the LIGHT menu 3 Press UP DOWN key to select the LCD backlight switch...

Страница 14: ...s each between 30 and 180 seconds The setting steps are as follows 1 Press MENU key to enter the main menu press UP DOWN key to enter the MENU 09 2 Press MENU key again to enter the TOT menu 3 Press UP DOWN key to select the transmission time limit the selection range is OFF 30S 60S 90S 120S 150S 180S 4 Press MENU key to confirm 5 Press PTT or A B key to exit the menu mode 6 3 10 Busy channel lock...

Страница 15: ...municate with other group members You hear unknown voices or noise You are unable to hear anyone because of too much noise and hiss The radio keeps transmitting The battery may be installed improperly The battery power may run out The battery may suffer from poor contact caused by dirty or damaged battery contacts The battery voltage maybe low The volume level may be low The antenna maybe loose or...

Страница 16: ...mitter Part FM Modulation 11K0F3E 12 5KHz Spurious Emission 13dBm 1GHz 13dBm 1GHz Adjacent Channel Power 60dB 12 5 KHz Transmission current 600mA Receiver Part Receive Sensitivity 0 25μV 12dB SINAD Adjacent Channel Selectivity 55dB 12 5KHz Inter Modulation and Rejection 55dB 12 5KHz Conducted Spurious Emission 57dB 12 5KHz Rated Audio Power Output 1W 16ohms Receive current 350mA Rated Audio Distor...

Страница 17: ...6125 467 6375 467 6625 467 6875 467 7125 462 5500 462 5750 462 6000 462 6250 462 6500 462 6750 462 7000 462 7250 462 5500 462 5750 462 6000 462 6250 462 6500 462 6750 462 7000 462 7250 5 5 5 5 5 5 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 12 5 1...

Страница 18: ...nd the use of your two radios please contact the local government radio management departments Use of this radio outside the country where it was intended to be distributed is subject to government regulations and may be prohibited Unauthorized modification and adjustment Changes or modifications not expressly approved by the party responsible for compliance may void the user s authority granted b...

Страница 19: ...l electrical and electronic products batteries and accumulators rechargeable ba tteries must be taken to designated collection locations at the end of their working life Do not dispose of these products as unsorted municipal waste Dispose of them according to the laws in your area IC Requirements Licence exempt radio apparatus This device contains licence exempt transmitter s receiver s that compl...

Страница 20: ... the radio in a Retevis approved clip holder holster case or body harness for this product Using approved body worn accessories is important because the use of Non Retevis approved accessories may result in exposure levels which exceed the IEEE ICNIRP RF exposure limits Hand held Mode Hold the radio in a vertical position with the microphone and other parts of the radio including the antenna at le...

Страница 21: ...with metal objects Long transmission When the transceiver is used for long transmissions the radiator and chassis will become hot Forbid Do not use charger outdoors or in moist environments use only in dry locations conditions Do not disassemble the charger that may result in risk of electrical shock or fire Do not operate the charger if it has been broken or damaged in any way Do not place a port...

Страница 22: ......

Страница 23: ...com after sale 3 The user can get warranty and after sales service as below Contact the seller where you buy Products Repaired by Our Local Repair Center 4 For warranty service you will need to provide a receipt proof of purchase from the actual seller for verification Exclusions from Warranty Coverage 1 To any product damaged by accident 2 In the event of misuse or abuse of the product or as a re...

Страница 24: ...C Zhonghaixin Science Technology Park No 12 Ganli 6th Road Jihua Street Longgang District Shenzhen China Web www retevis com E mail kam retevis com Facebook facebook com retevis Shenzhen Retevis Technology Co Ltd ...

Страница 25: ...尺寸 120 160mm 印刷黑白印刷装订骑马订纸张材质双胶纸本页无需印刷说明书要求 ...

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