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Installation; Phono Connections - HP Barney Oliver Manual

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Oliver Audio
The
A.

PHONO CONNECTIONS

the
input. Because a combination of shunt
and series feedback is used to control the
ance faced
the
the high end roll-off
characteristic, the
is not grounded inside the
MUST NOT BE GROUNDED
TOGETHER
further
l
6
0
1N
pur
PHON
JACKS ON REAR
OF AMPLIfiER
NOTE:
Inner shields must not be
end. Also inner shields must not be connected
together at any
pickup). Cables should have insulation over shields.
Outer" shield must not make contact with any
IN S TA
must be observed for
and thereby
by the RIAA record-
side of each input
and THESE
CONNECTED
(See Section V, A. for
coaxial or shielded wires
the two inner shields
TO
GROUND CONNECTION
ON REAR Of AMPLIfiER
at either
(including at or inside
Figure 1. Phono Connections
TION III
LATION
must be insulated from each other and from the
outer shield around both as shown in
In some cartridges, the LOW side of one or both
channels is grounded to the case
at one or both LOW terminals.
THESE GROUNDING STRAPS MUST BE RE­
MOVED BY PRYING THEM OUT AND OFF
WITH A LARGE NEEDLE OR PICK. The overall
shield should be connected to the turntable frame
at one end and to the amplifier chassis at the other
end
the
done, test that
ground before connecting them to the amplifier.
OUTER SHIELD
TO CHASSIS Of TURNTABLE
OR CHANCER
lead
inner shields).
In some locations the outer shield may not be
necessary; in such cases, turntable or changer
chassis should be connected to
terminal on rear) with a
insulated.

Installation

a thin
post provided. After this is
channels are isolated from
pickup to amplifier
l.
chassis
WIre,
3-1

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