BK Radio GMH Plus Owner's Manual
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BK Radio GMH Plus Owner's Manual

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Summary of Contents for BK Radio GMH Plus

  • Page 2: Table Of Contents

    RF Energy Exposure Awareness And Control Information Radio Controls Basic Operation Channel Guard Operation Channel Groups Programmable Push Buttons/ Microphone FCN Key Menu Scan Operation Priority Scan User Selected Channel Guard Other Operational Features Alphanumeric Display Definitions And Acronyms Programming Notes GMH Plus Owner’s Manual...

  • Page 3: Fcc Requirements

    FCC REQUIREMENTS Your radio must be properly licensed by the Federal Communications Commission prior to use. Your BK Radio dealer can assist you in meeting these requirements. Your dealer will program each radio with your authorized frequencies, signaling codes, etc., and will be there to meet your communications needs as your system expands.

  • Page 4: Rf Energy Exposure Awareness And Control Information

    RF energy exposure and provide simple procedures on how to control it. Please refer to the following websites for more information on what RF energy exposure is and how to control your exposure to assure compliance with established RF exposure limits. http://www.fcc.gov/oet/rfsafety/rf-faqs.html http://www.osha.gov/SLTC/radiofrequencyradiation/index.html GMH Plus Owner’s Manual...
  • Page 5 COMPLIANCE WITH RF EXPOSURE STANDARDS Your BK Radio 2-way radio is designed and tested to comply with a number of national and international standards and guidelines (listed below) for human exposure to radio frequency electromagnetic energy. This radio...
  • Page 6 (according to installation instructions) externally-mounted antenna to satisfy the RF exposure requirements in the standards listed above. CONTACT INFORMATION For additional information on exposure requirements or other information, visit website http://www.relm.com. GMH Plus Owner’s Manual...

  • Page 7: Radio Controls

    RADIO CONTROLS Transmit Indicator Display Dimming Sensor Priority Indicator Function Button Busy Channel Light On/Off Indicators BK RADIO OFF - Function Buttons Microphone On/Off Channel Selector Connector Volume Knob Knob BASIC OPERATION RECEIVE Turn power on by pushing and releasing the Volume knob. The radio will beep, indicating that it has passed its self test and is operational.

  • Page 8: Channel Guard Operation

    [MON] button again to stop squelch noise. Select a channel group (if applicable) by pressing the [GRP] button and turning the Channel Selector knob. Press the [GRP] button again to return to Channel Select mode. GMH Plus Owner’s Manual...

  • Page 9: Channel Groups

    (16th) channel, the radio will emit a beep and remain on the highest channel. When rotated past the lowest (1st) channel, the radio will emit a beep and remain on the lowest channel. RELM/BK Radio...

  • Page 10: Programmable Push Buttons/ Microphone Fcn Key Menu

    To lock/unlock the microphone’s keypad, press and hold the [FCN] key. “LOCKED” will be displayed and a low beep will sound if a key is pressed while the keypad is in the locked mode. LOCKOUT EXCEPTION: PTT unlocks the keypad during transmit for DTMF key presses. GMH Plus Owner’s Manual...
  • Page 11 In the absence of a held channel, the receiver will be tuned to the main channel. Guard qualification will be disabled during squelch adjustment. RELM/BK Radio...
  • Page 12 Press the [SPK] button to toggle between the built-in radio speaker and a remotely mounted speaker. Next Scan Channel Press the [NXT] button to select the next consecutive channel in the Scan List (not during scan operation). GMH Plus Owner’s Manual...

  • Page 13: Scan Operation

    The received channel is shown in place of the transmit channel. Once the signal ends, the radio continues to monitor the channel for the preset scan delay time before it resumes scanning. BASIC SCAN Press the [SCN] button to enable Scan (an arrow will appear above the button). RELM/BK Radio...

  • Page 14: Nuisance Channel Delete

    Press and hold the PTT switch and talk in a normal voice. When the PTT switch is released, the radio continues to monitor the selected channel for the preset scan delay time before it resumes scanning. GMH Plus Owner’s Manual...

  • Page 15: Talkback Scan

    The radio samples each priority channel at a preset rate (.25-2.0 seconds) regardless of activity on any other channel. Priority Scan operates only while the radio is not transmitting and can be used in combination with scan operation. RELM/BK Radio...
  • Page 16 [PRI] button for more than 1 second to choose a new PR1 channel. Dual Priority Scan is automatically disabled when Group Scan is on. GMH Plus Owner’s Manual...
  • Page 17 Priority Mode B with Scan With Priority Scan and Channel Scan on, the radio scans until it locks onto an active channel. The radio continues to sample the priority channel while listening to the active scan channel. RELM/BK Radio...
  • Page 18 NOTE: A channel can be the priority channel even if it is on the Scan List. Due to multiple sampling of the same channel, however, maximum performance occurs when the priority channel is not on the Scan List. GMH Plus Owner’s Manual...

  • Page 19: User Selected Channel Guard

    Scan Mode. OTHER OPERATIONAL FEATURES The BK Radio G Series radio is based on a microprocessor core that allows extra features and operational characteristics to be programmed into the radio. Your dealer can help define the best operational settings for your system and program them into the radio.
  • Page 20 The transmit Time-Out Timer limits the duration of calls and guards against accidentally locking on the transmitter and tying up the radio system. Your dealer can program the duration of the Time-Out Timer (15-225 seconds, or disabled). GMH Plus Owner’s Manual...

  • Page 21: Busy Channel Lockout

    Channels not programmed with a receive Channel Guard value can be used to transmit regardless of carrier activity. BUSY CHANNEL LOCKOUT WITH OVERRIDE This mode operates in the same manner as Busy Channel Lockout except that the user can override and transmit by pressing the [CG] RELM/BK Radio...

  • Page 22: Alphanumeric Display

    Each label can include up to eight characters, with decimal points available between characters. Characters can include A-Z, 0-9, -, *, $, /, +, %, \, |, _, <, >, h, or a blank space. GMH Plus Owner’s Manual...
  • Page 23 To display a group label, turn scanning functions off, then: Press the microphone’s [#] key to display the group number. Press and hold the [#] key to display the group label. Press the [ENT] key or wait for about 5 seconds to revert to normal radio operation. RELM/BK Radio...

  • Page 24: Definitions And Acronyms

    If you then push the PTT switch to talk back to the person, you are in Talkback Scan Mode. Time-Out Timer A feature that limits the duration of calls. Transmit GMH Plus Owner’s Manual...

  • Page 25: Programming Notes

    FCN 5 _____ FCN 6 _____ FCN 7 _____ FCN 8 _____ FCN 9 _____ FCN 10 _____ FCN 11 _____ Home Channel: ________ Talkback Scan: c Enabled c Disabled Nusiance Channel Delete: c Enabled c Disabled Off Hook Scan: c Enabled c Disabled Notes: __________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ RELM/BK Radio...

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