PR&E® Distribution System

Distribution System for Radio Studios

The Harris® PR&E® headphone distribution system for radio studios combines a high-performance headphone amplifier, flexible input switching and an array of control panels to ensure your on-air talent can be heard.

The system is available in two packages:
• Typical, for a radio host and three guests
• Large, for host, co-host and four guests

Quality, Flexibility
This PR&E headphone distribution system is the complete solution for any radio studio, delivering the audio levels, outputs for low and high impedance headphones, and controls to support even the most demanding host or complex multi-player radio program.

Features

Six discrete amplified outputs suitable for low or high impedance headphones
Three assignable input sources (host, co-hosts, guests)
All connections are plug-in type
Standard CAT-5 cables connect to the headphone jack panels
Headphone level control done via jack panel pot or countertop fader panel
Headphone amplifier uses one rack space
Amplifier comes with power supply, customer documentation and installation kit
Headphone panels available separately or in a studio package with the amplifier

Images/Diagrams

Specifications

Specifications and designs are subject to change without notice.

General
Size	1.75" x 19.0" x 7.25" cabinet or rack (1RU) mounting
Weight	3 lbs
Power Supply	Harris 50 to 22 “line-lump” with multi-pin connector
Supply Voltages	+5 and 615 VDC
AC Input	85 to 220 VAC, 50/60 Hz

Inputs
Type	3 active inputs (balanced/unbalanced): host, co-host, guest
Connectors	Screw terminal (WECO® 110 blocks)
Nominal Impedance	17 k V
Nominal Levels	+4 dBu (guest), +4 dBu/-8 dBu (host and co-host)
Maximum Input Signal Level	+21 dBu (using +4 dBu setting)
Overall Gain Range	Off to +24 dB (using -8 dBu input setting), +12 dB (using +4 dBu setting), no load

Outputs
Connectors	6 RJ-45 jacks (connect to Harris 99-1214-x panels)
Output Impedance	50 V
Headphone Impedance Range	8 V to 600 V
Power Output, Single Channel Driven	392 mW into 32 V, 379 mW into 100 V, 126 mW into 600 V
Power Output, All Six Channels Driven	374 mW into 32 V, 379 mW into 100 V, 126 mW into 600 V
Frequency Response	3 to 60 kHz, +0/-3 dB (unity gain)
THD + Noise	0.0033% (378 mW into 100 V, 1 kHz, 22 kHz BW, unity gain) <0.05% (378 mW into 100 V, 20 kHz, 80 kHz BW, unity gain)
Signal-to-Noise Ratio	-93 dB (22 kHz bandwidth, unity gain)
Output Signal Source	Selected through rear panel DIP switch
Output Level Control	Fixed or fader-controlled through 99-1214-x panels

WECO is a registered trademark of WECO Electrical Connectors Inc.

Ordering Information

Headphone System Packages

PRE99-1215-1 Typical Studio Headphone System, for one host and three guests
• One PRE99-1215 studio headphone amplifier
• Three PRE99-1214-4 guest panels with level control
• One PRE99-1214-2 host jack panel
• One PRE99-1191 fader panel
• One PRE99-1788-2 dual cabinet plate

PRE99-1215-2 Large Studio Headphone System, for one host, one co-host and four guests
• One PRE99-1215 studio headphone amplifier
• Four PRE99-1214-4 guest panels with level control
• Two PRE99-1214-2 host jack panel
• Two PRE99-1191 fader panel
• Two PRE99-1788-2 dual cabinet plate

Standard Unit
PRE99-1215	Studio headphone amplifier

Options
PRE99-1214-1	Headphone jack panel, skirt-mount
PRE99-1214-2	Headphone jack panel, flange-mount
PRE99-1214-3	Headphone jack panel with volume pot, skirt-mount
PRE99-1214-4	Headphone jack panel with volume pot, flange-mount
PRE99-1191	Single-fader panel (headphone level)
PRE99-1192	Dual-fader panel (headphone and room monitor level)
PRE99-1788-1	Cabinet plate for one 1.6 x 6 in. panel
PRE99-1788-2	Cabinet plate for two 1.6 x 6 in. panels

Sales Contacts

North America +1 800 231 9673
Caribbean and Latin America +1 786 437 1960

Europe and Africa +44 118 964 8200
Middle East and South Asia +971 4 433 8250

Asia, Pacific Rim +852 2776 0628