Microphone User's Manual

10
S P E C I F I C AT I O N S
Overall System Performance
Frequency Response ....................................................................................25 - 20,000 Hz ± 3 dB
Dynamic Range ..........................................................120 dB (max SPL to A-weighted noise level)
Harmonic Distortion ..............................................................................................................< 0.3%
RF Carrier Frequency....................................One of four standard channels in the VHF high band
Frequency Stability ..................................................................................±.005%, crystal controlled
Modulation ..................................................................................................................FM, ± 15 KHz
Operating Range ......................................................up to 250 feet (depending on site conditions)
151 VR Receiver
Controls ......................................................Headphone volume controls with unit OFF/ON switch,
Mute adjust, Audio output level adjust
Audio output ....................................................................................................600 ohm unbalanced
Connectors ..............................Audio output; 3.5 mm mini jack; Headset output; 3.5 mm mini jack
LED Indicators .............."TX" on; “LOW BATT”: unit "ON" (single flash), Low Battery Alert (steady)
Mute ............................................................................Externally adjustable; 1 µV preset minimum
Unwanted Signal Rejection ....................................................................60 dB image and spurious
Power Requirements ..............................................................................Single 9V alkaline, internal
Antenna ................................................................................................................Attached Softwire
WLT Lavalier Bodypack Transmitter
Audio Input ..............................3.5 mm mono locking jack for connecting to omni or unidirectional
lavalier mic or unidirectional head worn mic, with phantom power.
Controls ......................................................................OFF/STANDBY/ON switch, input level adjust
LED Indicators..................................................Unit "ON" (single flash), Low Battery Alert (steady)
RF Power Out..........................................................................50 mW (maximum allowed by FCC)
Harmonic and Spurious Emissions ....................................................................................> -40 dB
Battery ............................................................................................................................9V alkaline
Battery Life ................................................................................................................Up to 15 hours
WHT Handheld Microphone Transmitter
Audio Input................................................................Nady DM-10D neodymium dynamic car tridge
Controls ..................................................................................................OFF/STANDBY/ON switch
LED Indicators..................................................Unit "ON" (single flash), Low Battery Alert (steady)
RF Power Out..........................................................................50 mW (maximum allowed by FCC)
Harmonic and Spurious Emissions ....................................................................................< -40 dB
Battery ............................................................................................................................9V alkaline
S e r vice for your Nady Wi reless System
( U . S . ) Should your wireless system require serv i c e , please contact the Nady Service Depart m e n t
via telephone at [phone] or e-mail to serv i c e @ n a d y.com for a Return Au t h o r ization (R/A)
Number and a service quote (if out of wa r r a n t y ) . M a k e sure the R/A Number is clearly marked on
the outside of the package and enclose a cashier's check or money order (if not prepaid with a
credit card). Ship the unit prepaid to: Nady Systems, Inc., Service Department, 6701 Shellmound
Street, Emery v i l l e , CA 94608. Include a brief description of the problem you are ex p e r i e n c i n g .
The warranty card enclosed with this system contains additional va l u a b le warranty and
s e rvice info r m a t i o n . Keep it in a safe place for possible future refe r e n c e. Do not attempt to
s e rvice this unit yo u r self as it will void the warranty.
( I n t e r n a t i o n a l ) For serv i c e , please contact the Nady distri b utor in your country through the dealer
from whom you purchased this product.
3
Thank you for purchasing a Nady 151 VR wireless camcorder microphone
system—and congratulations on your choice. The 151 VR operates on long-
range interference-free VHF high band frequencies. It also utilizes a patented
companding noise reduction system for excellent dynamic range (120 dB) and
hiss-free perfo r m a n c e . The 151 VR will make a tremendous difference in yo u r
v i d e o s , adding professional quality audio to eve r y production.
Using this Manual
Please read these instructions completely before operating your unit. T h i s
booklet gives instructions for the operation of the Nady 151 VR wireless
system which consists of a wireless receive r, an audio cord to connect the
r e c e i ver to your camcorder, and a wireless microphone transmitter—either the
W LT lavalier or Nady WHT handheld.
TABLE OF CONTENTS
Using this Manual..................................................................3
151 VR Receiver ..................................................................4
WLT Lavalier Bodypack Transmitter ......................................6
WHT Handheld Microphone Transmitter ..............................8
Specifications ......................................................................10
Service ................................................................................10
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