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OSCA Vintage Collection

Product details

Advanced Specifications
  • Brand: Panasonic
  • Model: CQ-TX5500D
  • Series: B♭ Tube
  • Product Type: 2DIN CD/MP3 receiver with AM/FM tuner
  • Original Release: 10 April 2002
  • Vacuum Tube Circuit: CD D/A converter buffer stage
  • Power Output (Rated): 16W × 4 at 4Ω, 1kHz, 1% THD
  • Maximum Power Output: 45W × 4
  • Compatible Speaker Impedance: 4Ω
  • CD Playback: Audio CD, CD-R and CD-RW
  • MP3 Playback: MPEG-1 Audio Layer 3 and MPEG-2 Audio Layer 3 LSF
  • CD Frequency Response: 5Hz–20kHz
  • CD Signal-to-Noise Ratio: 93dB (IHF-A)
  • D/A Conversion: 16-bit linear
  • CD TEXT: Supported
  • Radio Tuner: Japanese-market FM/AM
  • FM Frequency Range: 76.0–89.9MHz
  • AM Frequency Range: 522–1629kHz
  • Pre-Out Voltage: 1.8Vrms (CD mode)
  • Pre-Out Impedance: 600Ω
  • Additional Connections: AUX input, front/rear/subwoofer pre-outs and compatible CD/MD changer control
  • Power Supply: 12V DC, negative ground
  • Dimensions: 178 × 100 × 160 mm (W × H × D)
  • Weight: Approximately 2.3kg
  • Country of Manufacture: Japan
Key Features
  • Genuine Vacuum Tube Circuit incorporates a valve in the CD player's D/A converter buffer stage.
  • Twin Illuminated Analogue Meters provide classic hi-fi styling with selectable level and power displays.
  • Machined Aluminium Faceplate combines traditional rotary controls with a distinctive silver finish.
  • CD and MP3 Playback supports physical CD collections alongside compressed digital music files.
  • Bamboo-Fibre Capacitor Design uses Panasonic's specialised capacitors in the independently supplied left/right power circuitry.
  • Integrated Amplification and Pre-Outs supports direct speaker connections or external amplifiers in a suitable system.
Installation Notes
  • Operates from 76.0–89.9MHz, so most Australian FM stations cannot be received without suitable adaptation.
  • Requires a 12V negative-ground vehicle and compatible double-DIN installation space and wiring.
  • The tube processes audio from the built-in CD player, not external CD/MD changers.
OSCA Fun Fact

There's actually bamboo inside this car stereo! Alongside its vacuum tube, Panasonic used specialised capacitors containing bamboo fibres in their internal separators. This unusual material choice formed part of the company's approach to reducing vibration-related noise and improving audio performance. A reminder of how far manufacturers were willing to experiment for better sound in the early 2000s.

A Touch of the ' 70s

By the early 2000s, car audio was embracing MP3 playback, digital displays and increasingly complex electronics. Panasonic took a different visual approach with the CQ-TX5500D, reviving the glowing vacuum tubes, needle meters and brushed-metal controls associated with classic 1970s home hi-fi. Its B♭ Tube design blended these nostalgic elements with contemporary CD technology, creating one of the more distinctive Japanese car audio designs of the era.

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