Brand: Pioneer
The Pioneer CT-3131 (3131A) is an all-in-one cassette deck, equalizer, and amplifier system that was released in the mid-1980s. It was part of Pioneer's popular CT-S series of audio components and offered high-quality sound reproduction for consumers at an affordable price point.The CT-3131 features Dolby B and C noise reduction systems, which help to reduce tape hiss and improve overall sound clarity. It also has a DBX automatic compression and limiter circuit that helps to optimize the dynamic range of playback signals, ensuring that quiet passages and loud parts are both adequately reproduced.The built-in amplifier section of the CT-3131 outputs 17 watts per channel (into 4 ohms, 1 kHz, THD 1%), making it a suitable choice for use as a standalone amplifier for small to medium-sized rooms.The equalizer section offers more advanced tonal adjustments, with five bands of active filtering (100 Hz, 250 Hz, 500 Hz, 1 kHz, and 10 kHz) to help users achieve the desired sound characteristics for their specific listening preferences.Overall, the Pioneer CT-3131 (3131A) was a popular and versatile audio component of its time, offering high-quality audio reproduction for both music and dialogue productions. It continues to be sought after by collectors and audiophiles today because of its unique features and classic design.