The Sony wireless microphone system is for use
with video camcorders and portable audio recorders. The system features
a transmission range up to 150 feet, depending on conditions, and a 900
MHz FM transmission for high-quality sound. The complete kit includes a
lavalier microphone, transmitter, receiver and monitoring earphone,
three channels with a selector switch for low interference and a
compact, lightweight design.Lets you record
voices up to 150 feet away
depending on environment and transmission conditions
Ideal for video camcorders--
captures the voices of family members on vacation, in
sporting events, at recitals, birthdays and weddings
Ideal for Pressman® portable audio recorders
captures lectures and speeches, good for music and
nature study
Supplied lavalier microphone
is tiny and unobtrusive, clips onto shirt or tie
Built-in windscreen
helps reduce the microphone's pickup of wind noise
Electret condenser microphone design
for high quality and small size
Omni-directional
microphone pattern picks up sound from all directions
Pocket-sized wireless transmitter
is easy to hide, clips onto clothing for unobtrusive
use
Plug-in power
for compatible Sony microphones, no need for separate
mic battery
Wireless receiver
plugs into camcorder or audio recorder mic input;
easily clips onto clothing, camcorder hand strap or shoulder strap
Three transmission channels
enable you to choose another channel if you encounter
interference
Monitoring earphone
lets you hear what's being recorded; plugs into
wireless receiver
Mic mixing
lets the camera operator and the subject both be
recorded; requires a second microphone, optional, such as the Sony
ECM-T145
Compact, lightweight design--
the antennas are built into the transmitter and
receiver
900 MHz wide FM transmission
for outstanding sound quality, excellent frequency
response (100 -- 15,000 Hz) and extended dynamic range (more than 78 dB)
Switchable transmission channel
lets you choose the channel with clear, noise-free
sound
System Specifications
* Yes
Range
* up to 150 feet, depending on environment and transmission conditions,
including obstructions and other RF sources
RF Power
* 94 dBµ V/m at 3 m, complies with the Federal Communications Commission
(FCC) Part 15
Carrier Frequency
* 912 -- 915MHz; Channel 1: 912.900MHz; Channel 2: 913.800MHz; Channel
3: 914.400 MHz
Modulation
* FM
Frequency Response
* 100 -- 15,000Hz
Dynamic Range
* More than 78dB
Output Level
* -55.2, ±4 dBm (0 dBm = 1 mW/Pa, 1,000Hz)
Output Impedance
* 1 kohm
TRANSMITTER
* Yes
Microphone Directivity
* Omni-Directional
Maximum Sound Pressure Level
* more than 114dB SPL
Microphone Cord Length
* Approx. 39" (1 meter)
Oscillator
* Crystal Controlled
Signal Processing
* Compressor
Antenna
* Built-in
Power Requirements
* DC 1.5V, requires AA battery (not supplied)
Battery Life
* Approximately 20 hours with Sony Alkaline battery
Mic Input
* Stereo minijack with plug-in power
RECEIVER
* Yes
Oscillator
* SAW resonator
Signal Processing
* Expander
Monitor Output Level
* Approx. 2 mW, 16 ohms
Earphone Jack
* Monaural mini plug
Mix Mixing Jack
* Monaural mini plug
Output Cord Length
* Approx. 18" (450mm)
Output Plug
* Monaural miniplug
Earphone Cord Length
* Approx. 18" (45cm)
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