The TTI TCB-900 High Power CB radio with an integral front speaker developed to give outstanding performance with clear and crisp audio. It has the option for either a traditional bracket mount or it can be mounted in a DIN sized hole.

Technical specification

• Channels: 40
• Frequency Range: 26.965 MHz - 27.99125 MHz (26.965 MHz - 27.405 MHz (CEPT)
• Operating Mode: F3E (FM), A3E (AM)
• Frequency Control: PLL Synthesizer
• Frequency Tolerance: 0.002%
• Microphone: 6 Pin plug in type
• Antenna Connector: SO239 Type
• Weight: 978.5g
• Power Output: Duty cycle 10% 4Watts @13.8V DC. 20 watt in modified export mode by CBShop.
• Modulation: AM (85% to 95%), FM (1.8KHz +- 0.2KHz)
• Frequency Response: 300Hz to 3000Hz
• Output Impedance: 50 ohms, Unbalanced
• Harmonic Suppression: Less than -54dBm
• Current Drain: AM Full Mod. 1.6A Max 
• IF Frequencies: Double Conversion 1st 10.695MHz / 2nd 455KHz
• Sensitivity: 0.7uV for 10dB (S+N)/N in AM, 0.5uV for 20dB SINAD in FM mode
• Audio Output Power: 4.0W @ 8 ohm
• Audio Distortion: Less then 8% @ 1KHz
• Image Rejection: More than 60dB
• Adjacent Channel Rejection: More than 60dB
• Conducted Spurious: Less than -57 dBm
• Frequency Response: 300 to 2500Hz
• Built-in Speaker: 8 ohms, round
• Squelch: Adjustable; Threshold less than 1 microvolt, DSS; Less than 2 microvolt
• Dimension (W x H x L): 170 x 51 x 94mm/li>