3
SYSTEM FEATURES
DKW-8U Receiver
• Unprecedented value in a single-channel UHF wireless mic/instrument system
with interference-free operation in any application or locale on select UHF
frequencies from 794-805 MHz
• Compact, simple set up to operate — simply plug in instead of your wired
microphones or instrument cable
• All the advantages and freedom of wireless operation without cumbersome
cords
• Excellent high fidelity audio — perfect for public speaking, karaoke/recreation-
al singers, guitarists, DJ’s, and many other applications
• Nady’s proprietary companding circuitry for an industry best 120dB Dynamic
Range, and the clearest, most natural sound available
• 150+ feet typical operating range — up to 300+ feet line-of-sight
• POWER, SIGNAL, AF LED status indicators, adjustable audio output level
for optimal sound and 1⁄4” phone jack output for easy connection to sound
system
• Externally powered by DC power adapter (Included)
HT-8U Handheld Microphone Transmitter
• Features the Nady DM -10D unidirectional neodymium dynamic cartridge for
optimum true sound, maximum feedback rejection and minimal handling noise
• OFF/STANDBY/ON switch allows convenient audio muting while transmitter
“ON”
• Status LED indicator flashes once for unit “ON”; lights steady for low battery
alert
• 2 x AA alkaline or NiMH battery operation
BT-8U Bodypack Transmitter
• Choice of instrument (GT)/headworn(HM)/lavalier(LT) microphone operating
modes in a single bodypack transmitter
• OFF/STANDBY/ON switch allows convenient audio muting while transmitter
“ON”
• Status LED indicator flashes once for unit “ON”; lights steady for low battery
alert
• Locking 3.5mm mini-jack provides secure connection for removable micro-
phone or instrument cable
• Easily accessible input level adjust control for optimum sound (HM/LT operat-
ing modes only)
• Single 9V alkaline or NiMH battery operation
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SPECIFICATIONS
DKW-8U OVERALL SYSTEM PERFORMANCE
Frequency Response ...................................................................................
50 Hz - 16 KHz, - 3 dB
Dynamic Range .....................................................................................................................
120 dB
Total Harmonic Distortion ........................................................................................................
<1%
RF Carrier Frequency Range ....................
UHF, choice of single frequencies within 794-805 MHz
Frequency Stability ............................................................................
+/- 0.005%, crystal controlled
Modulation .......................................................................................................
FM +/-20KHz normal
Operating Range .....................................
Up to 250 ft. typical (depending on site conditions); up to
RECEIVER
Reception Mode .........................................................................................
Mono antenna reception
Squelch.....
Fixed
Controls ....................................................................................................................
Volume Control
Connectors ..........................................
DC In: (2.1mm barrel), Unbalanced Out :1/4” (6.3mm) jack
LED Indicators ....................................................................................
Power ON, Signal, AF LEDs
Unwanted Signal Rejection ...................................................................
60dB image and spurious
Power Requirements .......................................................
DC 12V @ 200 mA, DC adapter included
Dimensions (Max.) ...........................................................
6.88” x 4.0” x 1.5” (17.5 x 10.2 x 3.8 cm)
Weight .......................................................................................................................
7.6 oz (0.22 kg)
Antenna ..................................................................................
4” (9.5 cm), Single section telescopic
TRANSMITTERS
Audio Inputs
BT-8U Bodypack ......................................
3.5mm locking mini-jack, internally switchable inputs:
instrument, headworn mic, or lavalier mic
HT-8U Handheld ......................................
Integral Nady DM-10D neodymium dynamic cartridge
Controls
BT-8U ....................................................
ON/STANDBY/OFF, INPUT LEVEL CONTROL, internal
GT/HM/LT switches
HT-8U .............................................................................................................
ON/STANDBY/OFF
RF POWER OUT .................................................
20mW normal (50mW Maximum allowed by FCC)
HARMONIC and SPURS .....................................................................................................
< -50 dB
Antennas HT-8U/BT-8U ........................................................................................
Internal antennas
Indicators HT-8U/BT-8U ................................
Single LED, flash once “ON”, LOW BAT “Steady ON”
Battery
HT-8U .........................................................................................
2xAA Alkaline or NiMH batteries
BT-8U .....................................................................................
Single 9V Alkaline or NiMH battery
Battery Life ......................................................................................................
8-10 Hours (Alkaline)
Dimensions
BT-8U Bodypack .................................................
4.25” x 2.5”x 1.0” (10.8 cm x 6.4 cm x 2.5 cm)
HT-8U Handheld .......................................................................
10.5”x 1.875” (26.7 cm x 4.8 cm)
Weight
BT-8U Bodypack .............................................................................
3.1 oz (88 g) without battery
HT-8U Handheld ............................................................................
7.5 oz (213 g) without battery
