Table of Contents
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1.
G E N E R A L
K E N W O O D ' S Model
V T - 1 7 6 , and V T - 1 7 7 are dual-
channel electronic voltmeter
dent A C v o l t m e t e r s
in a single cabinet.
meter a l l o w s easy dual measurements and inter-channel
comparisons.
V T - 1 7 6 , and V T - 1 7 7 also are wideband, high sensitive
voltmeter
for
use anywhere voltage measurements are
made, w i t h a remote control
voltmeter
provides frequency response as wide a s 5 Hz
to
1 M H z , measurable range f r o m 0.3mV to 100V,
and input impedance of
control
feature is convenient for
production
lines.
The Model
V T - 1 7 7 is same a s V T - 1 7 6 type in design
and specifications.
Range indicator
on the top side of dual pointer
control
of
range switching is a v a i l a b e to check the
input range.
V T - 1 7 7 is measuring range can be remotely
by R T - 6 2 . ( V T - 1 7 6 : R T - 6 1 )
sets having t w o
indepen-
Two-pointer
unit.
The easy-to-use
1 0 M I 2 .
The optional
remote
measurement in
lamp is prepared
meter
and
remote
controlled
2.
F E A T U R E S
a .
T w o power source c i r c u i t s , positive and negative,
are provided for
f r o m any overload in a very short
b.
Small-sized compact construction
and large-sized two-pointer
c.
Four-scale dial plate and red and black
allow quick, and accurate voltage reading.
d.
Numder of adjusting t r i m m e r s are minimized
a m p l i f i e r s t h a t
loop gains and are negative feedbacked through
m e t a l - f i l m
resistors as accurate as 1%.
A m p l i f i e r
characteristics therefore are free f r o m
secular change.
e.
Input
impedance is a s high as 1 0 M O on all ranges
and its parallel capacitance less than 45pF
f.
In direct attenuator
(field-effect-transistor)
r e l i a b i l i t y ,
signal-to-noise r a t i o , and inter-channel
c r o s s t a l k than most previous direct method
r o t a r y s w i t c h .
- 3 -
very stable D C bias and recover
time.
is easy to c a r r y
meter is easy to read.
are precisely calculated in open
switching by relay and F E T
s w i t c h provide
higher
pointers
w i t h
of
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