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CONTENTS
INTRODUCTION ....................................................................................2
SYSTEM FEATURES .............................................................................3
MPA-400 USER CONTROLS AND CONNECTIONS ............................4
TRANSMITTER USER CONTROLS AND CONNECTIONS .................5
SYSTEM OPERATION AND SETUP .....................................................6
STAND MOUNTING THE MPA-400 .......................................................7
WIRED AND WIRELESS OPERATION .................................................8
SAFETY TIPS AND WARNINGS ...........................................................9
SPECIFICATIONS ................................................................................10
SERVICE INFORMATION ....................................................................10
WARRANTY .........................................................................................11
INTRODUCTION
Thank you for purchasing a Nady MPA-400 Wireless Portable
Megaphone P.A.—and congratulations on your choice. The megaphone
horn-type loud speaker is suitable for use in area with high ambient noise
levels. Ideal for many applications, including use in outdoor gatherings,
classrooms, conference/meeting rooms, churches, health clubs and
small auditoriums. It is powerful, yet lightweight and easily portable
with its attached shoulder strap. We are sure you will find this versatile
system a powerful and useful tool for your presentations.
USING THIS MANUAL
This booklet provides information regarding the use of the MPA-400
wireless megaphone system. It includes detailed instructions, description
of features and step-by-step guides to operating. This should answer any
questions about the operation and servicing of this system.
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MPA-400 WIRELESS MEGAPHONE P.A.
• Full-range megaphone speaker system with built-in Amplifier, Mixer,
and High Band VHF Wireless Receiver
• Powerful 40W audio power output
• Wireless system features noise reduction companding circuitry for
quietest operation with a wide dynamic range
• WHT handheld Mic transmitter included. (1x MPA-400 megaphone
receiver and 1x WHT transmitter on the same frequency comprises a
system)
• 1/4” unbalanced input jack with volume and tone control for both wired
and wireless microphone
• Power/Charge/Low Battery LED Indicators
• Convenient built-in rechargeable battery
• Powered externally with 12V/3A DC power supply
• Stand mountable with optional MPA-4S stand
• Compact & lightweight- 7 x 9 x 11.5in (178 x 229 x 292mm) & 12.4 lbs
(5.6kg): easily transportable with attached shoulder strap
WHT TRANSMITTER
The Nady WHT is a sleek tapered handheld microphone with these
special features:
• 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 with the
transmitter “ON”
• Low battery LED indicator ashes once for unit “ON”; lights steady for
low battery alert
• Operates up to 20 hours on a single 9 volt battery
SYSTEM FEATURES