501 Langley Manual Free - Amek

A true hard-bypass switch to compare processed and unprocessed signals instantly. Routing and Aux Sends

Features 8 audio subgroups, 8 mono auxiliary sends, 2 stereo auxes, and a stereo bus.

The "Big by Langley" was known for its technical excellence. Key specs found in the manual include: Amek 501 Langley Manual

Dedicated for managing foldback or control room monitoring. Key Features & Signal Flow Amek Technology Group--Big by Langley - Loc

Information on routing to the stereo bus and aux sends. A true hard-bypass switch to compare processed and

Swaps the Microphone/Line inputs between the main channel fader and the monitor pot, enabling flexible tracking and overdubbing layouts. The Langley EQ Section

Mic > 2kΩ balanced, Line > 10kΩ balanced. Output Impedance: < 50Ω balanced. Frequency Response: 20Hz - 20kHz, ±0.5dB. Distortion (THD): < 0.05%. Noise (EIN): -128dBu (mic input, 150Ω source). Troubleshooting and Maintenance Key specs found in the manual include: Dedicated

A comprehensive matrix allows routing to the multi-track busses (typically 24 or 32 busses) and the main Stereo Mix bus. 3. Master Section and Monitoring

Swaps the channel input and monitor input paths. This allows you to bring your tape/DAW returns onto the large faders instantly for mixing.

Once you have the manual, the next step is often maintenance. The 501 is a vintage console that requires care to stay in top shape. Fortunately, there is a strong support network.