Pioneer SX-690 (30W/Ch)

1.6 Fuse Replaced

Filter Caps Replaced

Bulbs Replaced with LEDs

Speaker Terminals Replaced with Banana Plugs

Fully Tested and Cleaned

Description

The Pioneer SX-690 is an AM/FM stereo receiver with 2 hybrid ICs power amplifier output containing bias, driver and output stages in quasi-complementary circuits. Output is direct-coupled OCL following a first-stage differential amplifier.

Features include Pioneer's exclusive PLL MPX IC incorporating automaitc pilot signal canceller and a CR-type tone control network.

Specifications

Tuning range: FM, MW

Power output: 30 watts per channel into 8Ω (stereo)

Frequency response: 10Hz to 60kHz

Total harmonic distortion: 0.1%

Signal to noise ratio: 75dB (MM), 90dB (line)

Dimensions: 435 x 144.5 x 314mm

Weight: 8.9kg

Year: 1978