Epiphone ea 14rvt ensign schematic

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Page 1

€p|pHone

ENSIGN
MODEL EA-14 RVT AMPLIFIER

INSTRUCTIONS

€PIDHone Inc., KALAMAZOO, MICHIGAN

Page 2

IMPORTANT - READ CAREFULLY BEFORE USE

CAUTION

The Reverb Unit has been carefully constructed It is, however, a delicate electronic device. Treat it
with the same care and respect given a TV set.

Avoid dropping, sudden jolts, or rough handling and it will give excellent service. This beautifully
musical Reverberation effect is not to be confused with the repeating signal produced by the mechanical
tape recorder style of echo units.

UNPACKING

Ampliﬁers are carefully packed to prevent damage in shipment, However, upon receipt of the
ampliﬁer, examine carefully to determine if there has been breakage of tubes or parts. If damage
has occurred during shipment, call the Transportation Company immediately, and place a claim.

TUBES

Make certain all tubes are seated ﬁrmly into their respective sockets. Each tube is labeled for proper
replacement should any tube be out of its socket. Be especially careful when inserting tubes to see that the
pins on the tube are correctly aligned with the holes in the socket before pushing into place. Do not twist
tube - push tube straight into socket. It is advisable to check tubes from time to time depending on
amount of use and excellence of performance. 82 Jun lube: are alway: returned to proper Jacket: and

reared ﬁrmly,

CAUTION

Damage to the ampliﬁer will result if it is connected to an improper power source. This am-
pliﬁer is designed to be operated on 105-125 volt, 50-60 cycle alternating current only. The voltage
from the power lines should not exceed 125, and the frequency of the current should be either 50 or
60 cycles When ready to use ampliﬁer, insert the plug on the power cord into the electric outlet and
move switch to "on." After approximately one minute for the tubes to heat, the ampliﬁer is ready
for use.

A.C. POWER-POLARITY SWITCH

A convenient switch has been provided for performing a total of three functions, turning the ampli-
ﬁer on and of}, and selecting the proper polarity of the power source which reduces the A.C. hum and
other extraneous noises to a minimum, Two "On"positions have been provided. The hum and hiss level
on one of the "On" positions will be noticeably lower this is the correct "Polarity" for using the ampliﬁer.

FUSE

The fuse used in this Ampliﬁer is a type 3 AG 810-810 of two ampercs rating. DO NOT USE
FUSES OF HIGHER RATING.

SERVICE

If the ampliﬁer is in need of servrcmg, it should be taken to a reliable radio man, The elec-
trical diagram in this folder should be shown the repairman to assist him in servrcing the ampliﬁer.