AnyTone MINI CB - User Manual

Need help?

Do you have a question about the AnyTone MINI CB and is the answer not in the manual?

Overview

Function Description
Important Technical Specifications
General
Transmitter
Receiver
Usage Features
Maintenance Features

The AnyTone MINI CB RADIO is a compact and versatile Citizens Band (CB) radio designed for communication. It features a user-friendly interface with clearly labeled controls and an LCD display for easy operation.

Function Description:

The radio offers essential CB communication functionalities, including:

Squelch Control (SQ/ASQ): Allows users to adjust the squelch level to filter out background noise. The SQ function provides a manual squelch from O.F (off) to 2.8 levels, while the ASQ (Automatic Squelch) function offers automatic squelch from A.1 to A.9 levels. A higher squelch level requires a stronger signal to open the speaker.
RF Gain Control (RFG): Enables adjustment of the receiver's sensitivity to optimize signal reception, particularly in areas with strong or weak signals. The RFG level can be set from 0 to 6, where a level of 6 indicates an attenuation of 6dBm.
Channel Control: Users can easily navigate between channels using the UP/DN keys. Holding these keys allows for fast channel changing.
Mode Control: The radio supports both AM (Amplitude Modulation) and FM (Frequency Modulation) modes, selectable via the A/F key. The LCD displays the currently selected mode.
Emergency Channel Access: Dedicated EMG key for quick access to emergency channels CH9 and CH19. Pressing the key sequentially switches between CH9, CH19, and returns to the last normal channel.
Keypad Lock: A security feature that locks the keypad to prevent accidental changes. Holding the EMG key for over 2 seconds locks the keys, displaying "LC" on the LCD. Holding it again unlocks them, displaying "OF". In lock mode, all keys except PTT (Push-To-Talk) are invalid.
Scan Function: Allows the radio to automatically scan through channels. Activated by holding the A/F key, displaying "SC" on the LCD. Users can change the scan direction using the UP/DN keys and exit the function with the A/F or PTT key.
Norms Control: Enables selection of different operating norms. By holding the A/F key during power-on, the LCD displays the norms, allowing users to choose desired settings with the UP/DN keys. A power cycle is required to apply the new norms.
Power On/Off and Volume Control (VOL): A combined rotary switch for powering the radio on/off and adjusting the speaker volume. Turning clockwise powers on and increases volume, while turning anti-clockwise powers off and decreases volume.

Important Technical Specifications:

General:

Modulation Mode: AM/FM
Frequency Range: 26.565-27.99125MHz
Frequency Tolerance: 0.005%
Input Voltage: 13.2V
Dimensions (in mm): 104x108x25cm (Note: The dimension unit "cm" for the last value seems incorrect for a compact radio, likely intended to be "mm" or "cm" for all, or a typo.)
Weight: 416g
Frequency Control: PLL Synthesizer
Operating Temperature Range: -20°C to +50°C
Current Drain:
- Transmit: with push-to-talk /UP/DN and coiled cord
- Receive: 2A MAX
- VOL Max: Squelched 0.3A
Weight: 0.8A (Note: This is listed twice, possibly referring to different components or a typo.)
Antenna Connector: UHF, SO-239

Transmitter:

Power Output: 4 Watts FM/AM
Transmission Interference: inferior to 4nW(-54dBm)
Frequency Response: 300-3000Hz
Modulated Signal Distortion: inferior to 5%
Output Impedance: 50 ohms

Receiver:

Sensitivity: Less than 1uV for 10dB(S+N)/N
Image Rejection: 70dB
Adjacent Channel Rejection: 60dB
IF Frequencies:
- 1st: 10.695MHz
- 2nd: 455KHz
Automatic Gain Control (AGC):
- Less than 10dB change in audio
- Output for inputs from 10 to 50000uV
Squelch: Less than 1uV
Audio Output Power: 1Watts
Frequency Response: 300-3000Hz

Usage Features:

Intuitive Controls: The radio features a clear LCD display (6) for channel numbers, squelch levels, and mode indicators. Physical controls include a squelch control knob/switch (1), mode/scan key (2), RF gain control knob (3), CH9/CH19/keypad lock key (4), and power on/off volume control knob (5).
Microphone Integration: The microphone likely includes UP/DN buttons for channel and squelch level adjustments, enhancing ease of use during operation.
External Speaker Support: The device includes an external speaker jack (7) (3.5mm mono connector) for connecting an 8Ω external speaker, allowing for louder audio output in noisy environments.
Antenna Connection: An antenna jack (8) (UHF, SO-239) is provided for connecting an external antenna.

Maintenance Features:

Resume Factory Default: The radio can be reset to its factory default settings. By holding the SQ key during power-on, the LCD displays "RT", indicating the reset process is complete. This operation restores all channel and function settings to their original defaults.