3
Safety Instructions.............................. 1
Welcome………………………………. 2
Specifications..................................... 3
Listening For a Lifetime……………… 4
Contents
VHF-3300
D u a l C h a n n e l W i r e l e s s M i c r o p h o n e S y s t e m
Introduction
Descriptions and Controls
The Proximity Effect …………............. 7
Feedback............................................. 8
Placement and Tone Quality............... 8
Stage Monitors/P.A. Loudspeakers..... 8
Microphone Basics
Operating the System..………............. 9
Achieving Optimum Performance........ 9
Auto-Noise Squelch Feature............... 9
Reciever Volume Adjustment.............. 9
Problems and Solutions..……............. 10
Operations
Troubleshooting
Specifications
ELEMENT:
PRESSURE GRADIENT TRANSDUCER
POLAR PATTERN:
UNI-DIRECTIONAL
FREQUENCY:
20HZ~20KHZ
SENSITIVITY:
-33dB±2dB(0dB=1V/PA AT 1KHZ)
OUTPUT IMPEDANCE:
200 ±30%(AT 1KHZ)
LOAD IMPEDANCE:
1000
SELF NOISE:
16dB A
MAX INPUT S.P.L:
135dB(AT 1KHZ 1% THD)
S/N RATIO:
78dB
OPERATING VOLTAGE:
DC 48V PHANTOM(±5V)
Front Panel ........................................ 6
Rear Panel......................................... 6
Microphone......................................... 7
Getting Connected
Connecting the VHF-3300................. 5
Microphone Battery Installation.......... 5
Charging Batteries.............................. 5
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