Sony cdx-gt450 User Guide

Signal-to-noise ratio: 120 dB
Frequency response: 10 – 20,000 Hz
Wow and flutter: Below measurable limit

87.5 – 108.0 MHz (at 50 kHz step)
87.5 – 107.9 MHz (at 200 kHz step)

FM tuning interval: 50 kHz/200 kHz switchable
Aerial terminal: External aerial connector
Intermediate frequency: 10.7 MHz/450 kHz
Usable sensitivity: 9 dBf
Selectivity: 75 dB at 400 kHz
Signal-to-noise ratio: 67 dB (stereo), 69 dB (mono)
Harmonic distortion at 1 kHz: 0.5 % (stereo), 

0.3 % (mono)

Separation: 35 dB at 1 kHz
Frequency response: 30 – 15,000 Hz

Tuning range: 

531 – 1,602 kHz (at 9 kHz step)
530 – 1,710 kHz (at 10 kHz step)

AM tuning interval: 9kHz/10kHz switchable
Aerial terminal: External aerial connector
Intermediate frequency: 10.7 MHz/450 kHz
Sensitivity: 30 µV

Outputs: Speaker outputs (sure seal connectors)
Speaker impedance: 4 – 8 ohms
Maximum power output: 52 W 

× 4 (at 4 ohms)

Outputs: 

Audio outputs terminal (front/rear)
Subwoofer output terminal (mono)
Power aerial relay control terminal
Power amplifier control terminal

Inputs: 

Telephone ATT control terminal
Illumination control terminal
BUS control input terminal
BUS audio input terminal
Remote controller input terminal
Aerial input terminal
AUX input jack (stereo mini jack)

Tone controls: 

Low: ±10 dB at 60 Hz (XPLOD)
Mid: ±10 dB at 1 kHz (XPLOD)
High: ±10 dB at 10 kHz (XPLOD)

Power requirements: 12 V DC car battery 

(negative earth)

Dimensions: Approx. 178 

× 50 × 181 mm (w/h/d)

Mounting dimensions: 

Approx. 182 

× 53 × 162 mm (w/h/d)

Mass: Approx. 1.2 kg
Supplied accessories: 

Card remote commander: RM-X151
Parts for installation and connections (1 set)

Rotary commander: RM-X4S
BUS cable (supplied with an RCA pin cord): 
RC-61 (1 m), RC-62 (2 m)
CD changer (10 discs): CDX-757MX, CDX-656X
MD changer (6 discs): MDX-66XLP
Source selector: XA-C30
AUX-IN selector: XA-300

Your dealer may not handle some of the above listed 
accessories. Please ask the dealer for detailed 
information.

US and foreign patents licensed from Dolby 
Laboratories.

MPEG Layer-3 audio coding technology and 
patents licensed from Fraunhofer IIS and Thomson.

•  Lead-free solder is used for soldering certain parts.

(more than 80 %)

•  Halogenated flame retardants are not used in the 

certain printed wiring boards.

•  Halogenated flame retardants are not used in 

cabinets.

•  VOC (Volatile Organic Compound)-free vegetable 

oil based ink is used for printing the carton.

•  Packaging cushions do not use polystyrene foam.