Focusrite Red 1 500 Series User Manual
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Focusrite Red 1 500 Series User Manual

Single-channel microphone preamplifier
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Red 1
500 Series
Mic Pre
User Guide
www.focusrite.com
FA0901-01

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Summary of Contents for Focusrite Red 1 500 Series

  • Page 1 Red 1 500 Series Mic Pre User Guide www.focusrite.com FA0901-01...
  • Page 3 Dear Focusrite Customer, Thank you for purchasing the Red 1 500 Series mic pre from Focusrite. First announced in 1993, Focusrite’s Red range of analogue audio processors rapidly gained legendary status with Red 1 becoming a much sought-after mic pre found in top recording studios the world over.
  • Page 4 This Focusrite Red 1 500 Series is a high quality, single-channel microphone preamplifier in 5.25” x 1.5” modular format, designed to fit any of the popular “500 Series” portable rack housings. The Red 1 500 Series is fully analogue, using circuitry identical to that employed in the familiar Focusrite Red 1 four- channel mic pre, which was itself based on the now-classic ISA designs of the 1980s.

  • Page 5: Box Contents

    A word about Power The Red 1 500 Series is supplied with DC power (±16 V and +48 V) by the rack into which it is plugged. The rack’s own Power Supply Unit (PSU) may be fitted with a power on/off switch. This should be used to apply power to the Red 1 500 Series module (and any other modules in the rack).

  • Page 6: Front Panel

    Front Panel 1. Mounting holes – secure the Red 1 500 Series in your rack using the hex-head screws and hex key supplied. 2. GAIN Control – a 12-position switch for setting gain. 3. Polarity/Phase – an illuminated push switch, inverts the polarity of the signal.

  • Page 7: Rear Panel

    Rear Panel Pin 1 Pin 15 6. VU Meter Attenuator – slide switch, inserts a 6 dB pad in the meter feed. When down, the VU Meter scaling is normal (0 VU = +4 dBu). When up, the VU Meter under-reads by 6 dB. 7.
  • Page 8 Plug your microphone into the appropriate input connector on the rack, and connect the corresponding output to the input of your recording system. The Red 1 500 Series is a mic preamplifier; this means that its output is at line level, and it should only be connected an input suitable for line level signals.

  • Page 9: Adjusting The Gain

    60 dB. The nominal output level of the Red 1 500 Series module is +4 dBu when the meter indicates 0 VU. The meter may be recalibrated so that 0 VU = +10 dBu by setting the slide switch at the rear of the module to its up position. In this case, the meter will now under-read compared to the down setting;...

  • Page 10: Technical Data

    Audio Out: “hot” (+ve) Audio Input: “cold” (–ve) Audio Input: “hot” (+ve) Power: +16 V Power/audio ground Power: –16 V Phantom Power: +48 V Note: Pins 3, 5, 6, 7, 9 & 11 are unused by Red 1 500 Series.

  • Page 11: Specifications

    Copyright and Legal Notices Focusrite is a registered trade mark and Red 1 is a trade mark of Focusrite Audio Engineering Limited. All other trade marks and trade names are the property of their respective owners.

  • Page 12: Warranty And Service

    Please do note that if you purchase a Focusrite product outside your country of residence or business you will not be entitled to ask your local Focusrite distributor to honour this limited warranty, although you may request an out-of-...

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