Copyright © 2017 FiveFish Audio
PSU-2 Assembly Guide
GENERAL INFORMATION
1. DESCRIPTION
PSU-2 Power Supply Kit is a four (4) rail power supply system designed to output a regulated and adjustable (+)
positive, (-) negative, +48Volt, and an extra (+) fixed voltage output rail. It has a low-profile footprint, designed specifically to fit
inside a 1u standard rack height.
The Printed Circuit Board is professionally manufactured, with double-sided copper layers, plated-through holes, solder mask,
and silkscreen labels.
This Power Supply is designed to work with the FiveFish SC-1, X-12 Mic Preamp Kits, or any third-party preamp or opamp-
based project requiring a dual split +/- power supply.
The three (3) voltage rails (V+, V-, +48V) are easily adjustable using onboard trimmers. The V+ and V- outputs can be adjusted
for +/-15, +/-16, +/-18, or +/-24V projects…. or any other voltage you need.
The +48Volt DC output, used for phantom powering, can be finely adjusted to give you exactly 48 Volts.
A fourth voltage output is also available for powering auxilliary circuits. It’s up to the end-user to select what voltage they want
for this auxilliary output. The fourth voltage output can output 5V, +12V, +15V or +18V, depending on the specific voltage
regulator used for this section. (The only requirement is Vaux < V+ output.)
All voltage rails feature built-in current-limiting and short circuit protection provided by the 3-terminal regulator devices. The
V+, V- and +48V voltage rails are additionally protected by in-line fuses against any accidental power supply short-circuit or
overload/overcurrent condition.
Содержание PSU-2448Plus+
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