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Alto ? MICtube Руководство пользователя

1. INTRODUCTION

Thank you very much for expressing your confidence in
purchasing our
With the
MICtube you have acquired an extremely musical and flexible Stereo
Microphone Preamplifier which is based on many years of experience and findings
in amplifier technology and is used through the world in renowned studios, sound
reinforcement systems as well as in broadcast and television studios. The
MICtube meets highest and no-compromise requirements in terms of operation,
sound, specifications and workmanship.
The
LTO
extremely low-noise microphone pre-amp circuit that uses discrete components
just like 12AX7WA Tubes and TL074CD J-FET Quad Operational Amplifier IC to
produce a highly transparent sound ! The switchable +48V Phantom Power supply
allows you to operate your condenser microphone more conveniently.

2. FEATURE LIST :

Half rack space
Robust and Compact design
Dual Servo Microphone Preamplifier
20dB pad
+48V phantom power
Phase Reverse
8-Digit Output Level meter
12AX7WA Low Noise Tubes
Output section includes XLR and 1/4" connectors for driving two separate
signal paths
1/4" , high Z input on the front panel for instrument preamplification
High quality and fidelity components
SMD Technology for top performance
Manufactured Under ISO9001 Certified management system

3. CONTROL ELEMENTS

3.1 The Front Panel :

LTO
MIC INPUT1
MICtube Stereo Tube Preamplifier.
MICtube is a half rack space unit, the heart of the
MICtube
TM
R
STEREO TUBE PREAMP
MIC INPUT2
(9)
(10)
(1)
(2)
OUTPUT / CHANNEL1
PWR
-24 -18
-12 -6
0
+6 +12
+18
PHANTOM
+48V
0
+30
0
+40
INPUT GAIN
DRIVE
(4)
(11)
(12)
5
LTO products by
(5)
(3)
OUTPUT / CHANNEL2
-24 -18
-12
-6
0
+6
+12
+18
PHASE
PAD
0
+30
0
+40
INPUT GAIN
DRIVE
(7)
(13)
(14)
LTO
MICtube is an
(6)
PHASE
PAD
(8)