Nady Systems UHF24HT1112 Table of Contents, Introduction, Using this Manual, Specifications

TABLE OF CONTENTS

TABLE CONTENTS	2
INTRODUCTION	2
USING THIS MANUAL	2
SYSTEM FEATURES	3
UHF-24 RECEIVER OPERATION INSTRUCTION	4
UH-4 HANDHELD TRANSMITTER	7
UB-4 BODYPACK TRANSMITTER	8
LINK-4 PLUG-IN TRANSMITTER	11
CAUTIONS AND TROUBLESHOOTING	13
TIPS	14
SPECIFICATIONS	15
FREQUENCY PLAN	15
SERVICE INFORMATION	Back Cover

INTRODUCTION

Thank you for choosing the Nady UHF-24 wireless system, and congratulations on your choice. The Nady UHF-24 wireless system is the best performance and price value in professional UHF wire- less. It offers clear channel operation on the wide-open, uncluttered UHF band for interference-free performance in any application or locale. The UHF-24 delivers 2 discrete channels in the frequency range from 794.90MHz to 804.88MHz. The UHF-24 wireless system features Nady’s proprietary companding and low noise circuit for an industry best 120dB dynamic range and the clearest, most natural sound available in wireless today. Please read the instructions for your system completely before operating the unit.

USING THIS MANUAL

This booklet gives instructions for the operation of the UHF-24 Wireless systems: The UHF-24 receiver; and transmitter models UH-4 Handheld Microphone, UB-4 bodypack Lavalier Microphone, and Link4 Snap-On microphone transmitters.

This manual will fi rst explain the benefi ts of the UHF-24 Wireless System and then will take you step by step on how to operate your new system. Each section will give you detailed information. Also, included in this manual are the frequency chart, microphone-wiring guide, system specifica- tions and servicing information.

SPECIFICATIONS
OVERALL SYSTEM SPECIFICATIONS
Frequency Response	20Hz-20kHz, -3dB
Dynamic Range	120dB
Harmonic Distortion	<0.5% THD, normal

RF Carrier Frequencies ...................................................Operates on select UHF frequencies within

	separate bands 902-928 and 944-952 MHz
Frequency stability	+/-0.005% Crystal Controlled
Modulation	FM +/-20kHz normal, +/-50kHz maximum
TSQ Frequency	32.768kHz
Operating Range	250 feet normal, 500+feet max line of sight
RECEIVER SPECIFICATIONS
Controls	Power ON/OFF buttons, Volume/Mute Controls
Audio Output Level	Unbalanced Sum output: 360mV variable level
	Balanced output; +/-24mV fi xed level
Connectors	Balanced: XLR. Unbalanced: 1⁄4” TS DC in: 2.1mm barrel type
Indicators	Power On, TX and AF LED Bars + Peak
Mute Threshold	-65dBm to -95dBm (adjustable)
Image Rejection	-70dB, minimum
Power Requirement	15VDC/0.4A
Antennas	4.0” (10.2 cm) Dual telescopic antennas
Dimensions	8.2” x 5.5” x 1.75 [W / D / H] (20.83 cm x 14.0 cm x 4.45 cm) [W / D / H]
Weight	1.17 lbs (0.530 Kg)
TRANSMITTER SPECIFICATIONS
Models Available	UH-4 Handheld, UB-4 Bodypack, and LINK 4 SNAP-ON transmitters
RF Output Power	+14dBm (25mW normal), +17dBm (50mW maximum allowed by FCC)
Harmonic/spurious	-50dBc normal
Antenna Type	UH-4:Integral. UB-4:External permanent attached
	LINK 4: Integral into hardwire Mic
Controls	Transmitter ON/Mute/OFF switch, Audio Input level control (LT/HM),
	Phantom Power On/Off (LINK 4)
Audio Input Levels UH-4:24mV. LINK 4: 24mV, UB-4:225mV (Instr.), 310mV (HM), 75mV (Lav.)
Impedance	UH-4:3.3kΩ. LINK 4: 360Ω, UB-4:500kΩ (Instr.), 2kΩ (HM/Lav.)
Connector	UB-4:3.5mm locking jack, LINK 4: XLR with 9V Phantom power
Indicator	Low Battery LEDs
Battery Type	9V alkaline or rechargeable battery
Battery Life	8-10 Hours normal
Dimensions	UH-4:9.5” x 2.0” [L / Dia.] (24.13 cm x 5.08 cm)
	UB-4:2.5” x 4.25” x 1.0 [W / D / H] (6.35 cm x 10.80 cm x 2.45 cm)
	LINK-4:1.5” x 4.5” x 1.5” [W / D / H] (3.81 cm x 11.43 cm x 3.81 cm)
Weight (w/o batteries)	UH-4:6.6 oz (187 g), UB-4:3.1 oz (88 g), LINK 4: 2.6 oz (80 g)

Specifi cations and design subject to change for improvement purposes without prior notice.

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