BTECH UV-25X2 User Manual

Covers the basic setup and use of your mobile two-way transceiver.

Details fundamental operational procedures for the radio.

Provides a concise overview of the radio's menu system.

Explains how to program channels and settings into the radio.

Details various additional settings and configurations for the radio.

Essential safety guidelines and warnings before operating the radio.

Lists all the components included in the radio's packaging.

Switches between channel and frequency modes.

Activates and deactivates the squelch monitoring.

Sends caller ID or activate signaling.

Enters and exits the FM radio mode.

Controls power on/off and adjusts audio volume.

Exits menus and switches between display channels A, B, C, D.

The main visual interface of the radio.

Port for connecting the external microphone.

Confirms selections and navigates menu options.

Details the pinout for the RJ45 connector.

Controls power on/off and adjusts audio volume.

Switches between channel and frequency modes.

Confirms selections and navigates menu options.

Activates and deactivates the squelch monitoring.

Enters and exits the FM radio mode.

The main visual interface of the radio.

Sends caller ID or activate signaling.

Exits menus and switches between display channels A, B, C, D.

Port for connecting the external microphone.

Details the pinout for the RJ45 connector.

Controls power on/off and adjusts audio volume.

Switches between channel and frequency modes.

Confirms selections and navigates menu options.

Activates and deactivates the squelch monitoring.

Enters and exits the FM radio mode.

The main visual interface of the radio.

Sends caller ID or activate signaling.

Exits menus and switches between display channels A, B, C, D.

Toggles power levels and locks/unlocks the keypad.

Port for connecting the external microphone.

Interface for connecting programming cables.

Details the pinout for the RJ45 connector.

Details the TRRS line-out connector for audio and control signals.

Interface for connecting programming cables.

Component for dissipating heat during operation.

Standard connector for attaching antennas.

Connection point for the radio's power supply.

Standard connector for attaching antennas.

Connection point for the radio's power supply.

Details the TRRS line-out connector for audio and control signals.

Component for dissipating heat during operation.

Accesses and navigates the radio's menu system.

Switches between Frequency and Memory modes.

Increases frequency or scrolls up in menus.

Decreases frequency or scrolls down in menus.

Exits menus and manages alarm functions.

Activates the alarm function with a long press.

Initiates and controls the scanning process.

Toggles power levels and locks the keypad.

Locks or unlocks the radio's keypad.

Provides access to numeric input and special functions.

Explains the various icons displayed on the radio's screen.

Shows the primary operating frequency.

Displays secondary or monitored frequencies.

Allows customization of the boot-up message.

Indicates the voltage supplied to the radio.

Measures the intensity of incoming radio signals.

Shows the radio's transmit power level.

Measures the audio intensity of microphone input.

Explains the necessity of a grounding plane for antenna function.

Details grounding requirements for magnetic antennas.

Describes common base antenna hardware kits and grounding.

Specifies SWR, impedance, and visual inspection criteria.

Controls keypad lock and power level toggling.

Enables reverse function and FM scanning.

Procedure for turning the radio on.

Procedure for turning the radio off.

How to increase or decrease the radio's volume.

Instructions for transmitting a call using the PTT button.

Explains Frequency (VFO) and Channel (MR) modes.

How to navigate and change frequencies in VFO mode.

Details using pre-programmed channels for communication.

Toggles between VFO and MR modes for simultaneous monitoring.

Explains how to navigate and change menu options.

Details key menu items for TMR, STEP, SQL, TXP, and AUTOLK.

Sets the maximum duration for transmissions.

Configures the radio to power off automatically.

Selects between wide and narrow bandwidth settings.

An unused menu setting.

Enables or disables keypad voice prompts.

Configures receive DCS (Digital Coded Squelch).

Configures receive CTCSS (Continuous Tone-Coded Squelch).

Configures transmit DCS (Digital Coded Squelch).

Configures transmit CTCSS (Continuous Tone-Coded Squelch).

Sets when DTMF tones are heard through the speaker.

Prevents transmission on an active channel.

Adds channels to the scanning list.

Configures how scanning resumes after detecting a signal.

Enables optional signaling modes like DTMF, 2TONE, 5TONE.

Controls squelch behavior with tones.

Sets when the PTT-ID is transmitted.

Sets the delay time before transmitting PTT-ID.

Manages signal information and auto-dialing memory.

Configures alarm sound and transmission options.

Specifies the channel for alarm transmission.

Controls pager ring for tone reception.

Allows editing of channel names.

Sets display format for channel A.

Sets display format for channel B.

Sets display format for channel C.

Sets display format for channel D.

Selects the display language.

Synchronizes display of multiple channels.

Sets the foreground color for the main LCD.

Sets the background color for the main LCD.

Sets the foreground color for the menu display.

Sets the background color for the menu display.

Sets the foreground color for the status bar.

Sets the background color for the status bar.

Sets the foreground color for the signal bar.

Sets the background color for the signal bar.

Sets foreground color for active receiving channel.

Sets foreground color for active transmitting channel.

Configures numerical display options for transmit status.

Saves the selected channel.

Deletes the selected channel.

Sets the direction of frequency difference (offset).

Sets the frequency difference between transmit and receive.

Displays the radio ID code.

Sets the length of the ANI ID code.

Sets tone burst frequencies for repeater activation.

Configures repeater forwarding based on received signals.

Sets delay before returning to primary channel.

Eliminates squelch tail at end of transmission.

Eliminates squelch tail for repeater transmissions.

Sets the delay time for repeater squelch tail.

Adjusts the gain of DTMF tones.

Adjusts the gain of the microphone audio.

Randomizes transmitting channels for multi-channel operation.

Sets how scanning resumes after a transmission or event.

Resumes scanning from memory after reboot.

Initiates scanning upon power-on.

Restores radio settings to factory defaults.

Compares and contrasts VFO and MR modes for radio setup.

Detailed procedure for programming repeater offset and CTCSS tone.

Procedure for programming a simplex channel with CTCSS tone.

Quickly switches between high and low power output.

Instructions for storing FM stations and initiating scans.

Enables or disables the keypad lock feature.

Guides on setting PTT-ID code and signal mode.

Configuration for receiving DTMF codes.

Configuration for transmitting DTMF codes.

How to send DTMF codes manually.

Methods for automatically sending DTMF tones.

Enables remote disabling of radio transmission abilities.

Remotely disables both transmitting and receiving.

Reactivates a radio after being remotely stunned or killed.

Information source for detailed remote command usage.

Configuring DTMF signal reception and transmission.

Configuring 2TONE signal reception and transmission.

Configuring 5TONE signal reception and transmission.

Details the three configurable ways to operate the scanner.

Scanner stops on signal, resumes after time out.

Scanner stops on signal, resumes when signal disappears.

Scanner stops on signal detection.

Configures channels to be added or removed from the scan list.

Scans a user-defined frequency range in VFO mode.

Explains scanning for CTCSS/DCS tones in VFO or MR modes.

Describes the process of scanning for CTCSS and DCS tones.

Step-by-step guide to scan for CTCSS tones.

Step-by-step guide to scan for DCS tones.

Procedure to configure Dual, Tri, and Quad Watch settings.

Steps to lock the transmit channel for TMR mode.

Using CTCSS for group calling.

Using DCS for group calling.

Using tone-burst for group calling.

Step-by-step guide for setting up CTCSS.

Step-by-step guide for setting up DCS.

How to send and configure tone-burst signals.

Explains how radio repeaters work and how to use them.

Guides for setting up the radio for specific environments.

Details how to customize radio settings and display.

How to set radio frequencies for duplex repeater systems.

Explains VFO mode necessity for SFT-D and OFFSET.

Procedure to set frequency offset and direction for repeater use.

Details optional steps like saving to memory and setting CTCSS.

How to reverse transmit/receive frequencies to listen to input.

Instructions for setting up the radio for commercial use, including narrowband.

Step-by-step guide to set the radio to narrowband mode.

Settings for amateur radio use: bandwidth, DCS/CTCSS, STE, and Roger Beep.

Information regarding the use of these specific frequency bands.

How to change LCD colors for various display elements.

Procedure for customizing main LCD, menu, and status bar colors.

Sets the text color for the transmitting channel display.

Steps to select, confirm, and save chosen display colors.

Steps to synchronize display of channel names and frequencies.

Lists key specifications like frequency range and power requirements.

The operational frequency bands for the radios.

The number of channels that can be stored.

Measures the accuracy of the radio's frequency.

The increments for frequency adjustments.

Methods used for squelch activation.

The standard impedance for antenna connections.

The temperature range for reliable radio operation.

The required DC voltage for powering the radio.

Physical size specifications of the radio.

The operating temperature range in Fahrenheit.

Measures the weakest signal the receiver can detect.

Ability to distinguish between adjacent channels.

Resistance to unwanted signals mixing.

Ability to reject unwanted out-of-band signals.

The frequency range of audio output.

Measures the clarity of received signals.

Measures the level of unwanted audio artifacts.

The maximum power of the audio output.

The power output levels for transmission.

The modulation types used for transmission.

Power output across different channels.

Quality of the transmitted signal.

Measures unwanted harmonic emissions.

The frequency range of audio input for transmission.

Measures distortion in the transmitted audio.