Sennheiser SR 2020-D Product Sheet

SR2020-D-US
Digital Rack-mountable transmitter
The SR 2020-D-US rack-mountable transmitter is designed for installed and rental applications. With up to eight
available channels, assistive listening, visual description and even multiple languages are easily supported. Via an XLR
input, external sound sources such as audio from CDs, DVDs or a PC network can be fed into the transmitter. Alternately,
podium microphones such as the IS Series may be connected with phantom power provided by the transmitter. The
configuration menu is easy and intuitive to operate; the backlit display shows important settings such as selected
channel, and microphone or line level.
About the 2020-D Digital RF System
The SR 2020-D-US transmits reliable, high-quality digital RF audio to the HDE 2020-D-US receivers. The HDE 2020-D-US
features a lightweight design, automatic operation, and easy-to-adjust channel and volume levels. The receiver includes
a rechargeable battery which offers up to eight hours of use and quickly recharges in less than 3 hours! The HDE
2020-D-US receivers may be conveniently charged and stored with the EZL2020-20L, or the new L2021-40 rack-mount
charger.
KEY FEATURES
Up to 8 available channels in the license-
free ISM band
19" rack-mount kit included
Intuitive configuration menu
Backlit display indicates selected channel
and microphone or line level
Balanced XLR-3F input, switchable mic/line
Switchable 48 V phantom powering
supports professional condenser mics
¼" (6.3 mm) headphone socket for front-
panel monitoring
TECHNICAL DATA
Modulation
RF frequency range
Number of channels
RF output power
Signal-to-noise ratio
Total harmonic distortion
Input voltage range
Phantom power
Current consumption
Temperature range (operation)
Range
Dimensions
Weight
2-FSK
926 -928 MHz
6 / 8
1 mW
> 70 dB(A)
≤ 1%
max. 2 V (Line), max. 100 mV (Mic)
48 V
max. 300 mA
0 - 50° C
80 ft. indoors, 160 ft. outdoors
8.35 x 5.71 x 1.5 inches (1/2 19" x 1U)
2.43 lbs