Introduction; Features - Sony WRT-805A Mode D'emploi

Introduction

The WRT-805A is a transmitter to be used in combination
with the WRR-800A/801A UHF Synthesized Diversity
Tuner for an 800 MHz band UHF synthesized wireless
microphone system for broadcast or movie production
purpose.
The WRT-805A can also be used in conventional Sony
Wireless Microphone System composed of the WRT-810A/
820A UHF Synthesized Transmitter, the WRR-810A/820A/
840A/850A UHF Synthesized Diversity Tuner, etc.
The microphone/transmitter and tuners of the wireless
microphone system are classified by frequency band.
A 12 MHz frequency band (or two consecutive-numbered
TV channels, such as 68 and 69 of the WRT-805A) is
assigned to each microphone/transmitter and tuner model.
In building up a UHF wireless microphone system, be sure
to combine a microphone/transmitter and a tuner having the
same TV channel number.
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Features

Easy selection of 94 channels
The unit can operate on any one of 94 carrier frequencies
selected by a simple button operation.
Compact and lightweight
Innovative high-density mounting technology has enabled
the creation of this compact and lightweight transmitter,
which lets you move anywhere for Electronic News
Gathering (ENG) and Electronic Field Production (EFP).
The curved design of the moulded case allows a comfortable
fit to your waist.
Battery status information
This transmitter has capability of transmitting "Battery
status information" to the WRR-800A/801A/850A to give
advance warning of battery depletion.
The information is sent to the WRR-800A/801A/850A in
approx. 1 hour advance to battery exhaust so that they can
safely replace battery of the transmitter.
When the WRR-800A/801A/850A receives the information,
the LED and the LCD on the panel start flashing.
Operation powered by easily available battery
The built-in high-efficiency DC-DC converter allows stable
operation, for about 6 hours continuously, with just a single
LR6 (size AA) alkaline battery.