Vintage Audio Components and Speakers SET
1. SONY STR-AV480 Stereo Receiver Specifications
The SONY STR-AV480 is a stereo receiver from the late 1980s/early 1990s, combining an integrated amplifier and an AM/FM tuner in a single, reliable component for home audio systems.
Product Type: Stereo Receiver (Integrated Amplifier + Tuner)
Era/Launch: Late 1980s � Early 1990s
Power Output (Typical):
- RMS Power: Generally rated around 40 Watts per channel into 8 Ohms (stereo).
- Total Harmonic Distortion (THD): Typically rated around 0.3% at rated output (clean for its class).
Key Features:
- Digital Tuner: Features a digitally synthesized AM/FM tuner with memory presets for station storage.
- Tone Controls: Standard Bass and Treble tone controls, often with a separate Loudness button to enhance low and high frequencies at low volume levels.
- Speaker Management: Supports two pairs of stereo speakers (A and B), allowing the user to switch between them or run both simultaneously.
Inputs (Versatile): The STR-AV480 included the standard inputs for a typical late 80s/early 90s setup:
- Phono (MM): Dedicated input for a turntable (moving magnet cartridge).
- CD/Aux: Input for line-level components (CD player, tape deck, etc.).
- Video/Tape: Sometimes labeled to accommodate VCRs or external tape decks.
2. SONY TC-WR730 Stereo Double Cassette Deck
The Sony TC-WR730 is a stereo double cassette deck (dual-well) from Sony�s audio component line, primarily used for easy tape dubbing and extended playback/recording.
Product Type: Dual-Well Stereo Cassette Deck
Era/Use: Late 1980s � Early 1990s. Used for recording, playback, and high-speed dubbing.
Key Transport Features:
- Auto Reverse: Featured on both decks (Deck A and Deck B) for continuous, extended playback and recording in both directions.
- Synchro Dubbing: Allows for easy, synchronized copying of tapes from Deck A (playback) to Deck B (record) at Normal Speed or High Speed.
- Dolby NR: Includes Dolby B and Dolby C Noise Reduction systems to reduce tape hiss.
- Dolby HX Pro: Likely included Dolby HX Pro Headroom Extension, which improves high-frequency recording linearity.
Connectivity:
- Audio Outputs: Stereo L/R RCA outputs.
- Headphones: Front-panel headphone jack.
3. EPI T/E 100 Series II Bookshelf Speaker Specifications
The EPI T/E 100 Series II Speakers are a pair of vintage bookshelf speakers known for their clean, uncolored sound and wide dispersion, achieved through their signature inverted dome tweeter.
Product Type: 2-Way Bookshelf Speaker (Acoustic Suspension)
Era/Built: Early to Mid-1980s (approx. 1982�1987)
Driver Configuration:
- Woofer: 8-inch (200mm) Woofer (often featuring foam or rubber surrounds).
- Tweeter: 1-inch Inverted Dome Tweeter (Signature EPI design).
Technical Specifications:
- Frequency Response: Generally rated from 40 Hz to 20 kHz.
- Impedance: 8 Ohms Nominal.
- Recommended Power: Typically rated for amplifiers between 15 to 90 watts RMS.