Radio Shack 21-1905 User Manual
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Radio Shack 21-1905 User Manual

Radio Shack 21-1905 User Manual

22 channel frs/gmrs two-way radio
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See also: Owner's Manual
21-1905
RadioShack Copyright
22 Ch GMRS/FRS Two-way Radio
Your RadioShack 22 Channel FRS/GMRS Two-way Radio provides short-range voice radio
service that lets families and groups keep in touch with each other on specific reserved channels.
Your RadioShack 22 Channel FRS/GMRS Two-Way Radio is a lightweight, palm-sized radio you
can use to talk with another person who has a FRS/GMRS radio set to the same frequency as
your radio.
Your radio has 22 channels and 38 different quiet codes, which you can use to talk with another
person who has a GMRS or FRS radio set to the same frequency as your radio. Your radio also
has auto-squelch, so you will not hear anything on a channel unless someone is transmitting
nearby on the same channel.
You can connect an optional speaker/microphone and earphone to the radio (neither supplied,
available at your local RadioShack store).
Your radio's display has a backlight that turns on for about 5 seconds when you press any key
except PTT.
Your radio's other features include:
Ø
22 Channels – provide clear communications for up to two miles in FRS channel and up to
three miles in GMRS channel.
Ø
Channel Scan – use to find other FRS users.
Ø
38 Quiet Code – eliminates interference from other radios that are not tuned to the same
channel and quiet code as your radio.
Ø
Key Beep – short beep generation for key pressed acknowledgement except PTT or FUNC
key.
Ø
Vibrate – vibrates for 2 seconds when receiving a signal if the radio has been idle for more
than 30 seconds.
Ø
Voice Operated Transmission (VOX) – enables standalone usage and works with
handsfree accessory.
Ø
Automatic Power Off – the radio auto power off when the radio is idle for 30, 60 or 90
minutes.
Ø
Hi/Lo power selection – select the transmit power 0.5W or 2W in GMRS channel.
Ø
Courtesy Tone – at the end of transmission, it generates for end of message
acknowledgement.
Ø
Caller ID – In transmitter, user can select the receiver radio to receive the Call. In receiver,
the radio will receive the Call that is address to this radio and display the transmitter ID
number on LCD.
Ø
Panic – the radio generates alarm sound when emergency.

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Summary of Contents for Radio Shack 21-1905

  • Page 1 21-1905 RadioShack Copyright 22 Ch GMRS/FRS Two-way Radio Your RadioShack 22 Channel FRS/GMRS Two-way Radio provides short-range voice radio service that lets families and groups keep in touch with each other on specific reserved channels. Your RadioShack 22 Channel FRS/GMRS Two-Way Radio is a lightweight, palm-sized radio you can use to talk with another person who has a FRS/GMRS radio set to the same frequency as your radio.

  • Page 2: Installing Batteries

    Ø PLL (Phase –Lock Loop) Controlled Circuitry – provides accurate and stable channel selection. Description of 21-1905 LCD diagram Miss ID Indicator Keypad Lock Courtesy Tone Key Beep Vibrator Battery Level Meter CTCSS code Indicator Signal Strength Meter Channel Indicator...
  • Page 3 Recharging Ni-Cd or Ni-MH Batteries through 6V DC jack Warning: • Do not attempt to charge alkaline batteries. Non-rechargeable batteries can get hot or explode if you try to recharge them. The radio’s DC 6V jack is for charging Ni-Cd or Ni-MH batteries and powering the radio. You can recharge Ni-Cd or Ni-MH batteries inside the radio at home or vehicle, using a 6V, 600mA AC or DC adapter and a size F Adaptaplug connector.

  • Page 4: Operation

    recycle these batteries at the end of their useful life, when taken out of service in the United States or Canada. The RBRC program provides a convenient alternative to placing used Ni-Cd batteries into the trash or the municipal waste stream, which may be illegal in your area. Please call 1-800-THE-SHACK (1-800-843-7422) for information on Ni-Cd battery recycling and disposal bans/restrictions in your area.

  • Page 5: Selecting Quiet Codes

    Selecting Quiet Codes Quiet Codes lets you talk and listen to other radios set to the same channel and quiet code. This is like having a sub-channel within a channel, giving you greater communication flexibility. When you set a quiet code (there are 38 codes to choose from) and turn on this feature, you can communicate with anyone who has a radio set to the same channel and quiet code.

  • Page 6: Using Key Tone And Vibrate

    Using Key Tone and Vibrate You can set the radio so it sounds a tone when you press any key except PTT or FUNC key. And you can set the radio vibrate to alert received a signal when the radio is idle for 30 seconds. To turn on the key tone and vibrate feature, press MENU key to activate the Menu function and press UP or DOWN key until icons and...

  • Page 7: Using Courtesy Tone

    Using Courtesy Tone You can set your radio so the person you are communicating will hear a tone when you finish transmitting. To turn on the radio courtesy tone, press MENU key repeatedly appears and flashes on the display. appears when the courtesy tone is on and appears when ON/OFF the courtesy tone is off.

  • Page 8: Setting Home Id

    Setting Home ID Home ID data allows you to enter the ID number that will appear on receiver radio as you communicate with them. User can select Home ID number 1-16. 1. Set the Transmitter and Receiver in the same channel (and same quiet code, if you select one) 2.
  • Page 9 For example, John want to Call Mary John’s radio setting Peter’s radio setting Channel Channel CTCSS CTCSS Home ID Home ID Call ID Call ID • • If John want to Call Mary. He Peter can’t receive Caller ID. • need to change Caller ID The CTCSS setting remain number to Mary’s Radio ID...
  • Page 10 John want to Call all radio in the same Channel and CTCSS code John’s radio setting Peter’s radio setting Channel Channel CTCSS CTCSS Home ID Home ID Call ID Call ID • • If John want to sent a group Peter receive the ID data which call.

  • Page 11: Fcc Information

    Using Panic When emergency occurs, user can set the radio generate alarm sound for safety. 1. To activate alarm sound, press and hold PANIC key (about 0.5 seconds). Release PANIC key when warning tone sound and vibrate. Note: • The alarm sound can be activated even if the radio is Power Off (rotary switch Off) or battery charging or battery low.

  • Page 12: Fcc Licensing Information

    FCC Licensing Information Your radio operates on General Mobile Radio Service (GMRS) frequencies and is subject to the Rules and Regulations of the Federal Communications Commission (FCC). The FCC requires that all operators using General Mobile Radio Service (GMRS) frequencies obtain a radio license before operating their equipment. To obtain the FCC form please request Form 605 which includes all forms and instructions.

  • Page 13: Specifications

    Dimension (HWD) ………………………………………..………………………………102 x 57 x 35 mm Weight ………………………………………………………..…………………………….….. ……..100 gm Specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice. RadioShack 90-Day Warranty RadioShack Company Tail 21-1905 Print in China Date Code AO0146AAA1...

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