Sony TC-260

The Sony TC-260 is a stereo reel-to-reel deck from the late 1960s (circa 1968–1970). It is technically similar to the popular TC-250 series but often represents a slightly more refined version, sometimes marketed as the TC-260 Sterecorder or featuring enhanced mixing/sound-on-sound capabilities.

It is a prime example of a solid-state, quarter-track, two-head machine designed for the consumer market as a complete, integrated system.

Transport and tape format

• Track system: 4‑track, 2‑channel stereo/mono on ¼‑inch tape, compatible with standard quarter‑track stereo pre‑recorded reels.​​

• Tape speeds: 7½ ips and 3¾ ips (19 and 9.5 cm/s); some documentation notes a third 1⅞ ips setting for speech, but the core spec is two hi‑fi speeds.​​

• Reel capacity: Up to 7‑inch reels.​​

• Heads: 2‑head layout – one 4‑track stereo record/playback head plus one 4‑track erase head.​​

Electronics and audio performance

• Design: Fully transistorized stereo deck with around 20–21 transistors and solid‑state power amplifier section.​​

• Frequency response: Approximately 30 Hz–18 kHz at 7½ ips, narrower at 3¾ ips, aimed at full‑range hi‑fi rather than just voice.​​

• Wow & flutter: About 0.19% at 7½ ips.​​

• Signal‑to‑noise ratio: Around 50 dB; total harmonic distortion quoted near 1% at rated output.​​

• Output power: Roughly 5 W + 5 W (about 10 W total music power) driving the internal speaker system.​​

Inputs, outputs and controls

• Inputs:
  Mic: sensitivity around 0.2 mV, suitable for dynamic microphones.
  Line/aux: about 100 mV sensitivity for tuner, pre‑phono, etc.​​

• Outputs:
  Line out: nominal 0.775 V to feed an external amplifier or recorder.
  Speaker outputs to built‑in dynamic speakers (typically a pair of full‑range units).​​

• Front‑panel facilities: Stereo VU meters, record level and balance, bass/treble tone controls, tape/source monitor switching, speed selector, tape counter, and standard transport keys.​​

Cabinet, power and role

• Power: AC‑only unit with multi‑voltage capability depending on market; typical consumption consistent with a small stereo amp plus transport.​

• Size/weight: Around 53–54 cm wide, 22 cm high, and 20 cm deep, weighing roughly 13–15.5 kg depending on version and speakers.​​

• Use case: Positioned above the simpler deck‑only TC‑250/250A and below the later TC‑3xx machines, the TC‑260 serves as a self‑contained stereo center that still appeals to restorers for its 7½‑ips capability, solid‑state reliability, and integrated speakers, provided the usual service work (belts, idlers, lubrication, and recap) is done.