Hall Research HR-101-S - Manual (Page 3)

Model HR-101
3
1.0 General
The HR-101 a professional quality Fiber-Optic audio extender kit
comprised of two units: a sender (HR-101-S) and a receiver (HR-101-R).
The Sender can be used as a stand-alone XLR microphone pre-amplifier
with stereo line level mixer, phantom power, and both analog and digital
(SPDIF) outputs. The Sender also provides a single ST fiber-optic
connector that can extend the audio to a compatible receiver upto 3,280 ft
(1,000 meters) away.
2.0 Features
• Professional grade low-noise microphone preamplifier
• Adjustable gain for Mic input
• Switchable Phantom power for Mic input
• Stereo line-level audio input (mixes with microphone signal)
• Local stereo analog and SPDIF digital audio outputs
• Front panel VU meter to indicate volume level
• Extends Audio on just one multimode fiber optic cable to 3,280 ft
• Compact, Rugged, Reliable, and Economical
• Made in USA
3.0 HR-101-S Description
The HR-101-S is a compact and professional grade microphone amplifier
with stereo line-level mix that can be used as a stand-alone device, or
paired with the HR-101-R to extend audio over long distances on fiber
optic cables. The HR-101-S provides a balanced mic input on an XLR
connector as well as a stereo line level input on 3.5mm mini-stereo jack.
The unit has an adjustable-gain low noise mic preamp with a gain range of
+34 to +54 db (or x50 to x500) and provides indication of volume level on
digital VU meter on its front panel (to prevent saturation and clipping due
to too much gain). The unit accommodates a wide range of microphone
types. Phantom power can be inserted by means of a front panel switch