Shure SA-4 User Guide

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HOW TO USE YOUR SHURE SOLO-PHONE

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HEADPHONE AMPLIFIER

MODEL SA-4 MUSICAL INSTRUMENT

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fidelity all-transistor (solid-state) amplifier specially de­signed for listening to electrified instruments through head­phones. The Clear-Teq Model HP-2S Headphones are
ideally suited for use with this amplifier.

GENERAL INSTRUCTIONS

To play a guitar

the Solo-Phone, proceed as follows:

1.

Insert the plug on the end of the guitar cable into one
of the jacks on the

2. Insert the plug at the end of the headphone cable into
one of the jacks on the

3.

Insert the power-line cord of the Model
into a 115-125 volt

4.

Turn the Solo-Phone

5.

With the headphones in place over your ears, you
should be able to hear yourself playing the guitar
through the headphones. Adjust the volume control on
the front panel of the Solo-Phone at the halfway (12
o’clock) position. Adjust the volume control on the
guitar for the sound level you desire.

or

other electrified instruments through

back

panel of the Solo-Phone.

front

panel of the Solo-Phone.

SA-4

Solo-Phone

AV

50/60

cycle power outlet.

ON-OFF

switch to

“ON.”

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Copylight

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27A351

1965.

(5-66)

Shure

Brothers,

Inc

Printed

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.

.._a

FOR PRIVATE PRACTICE

Follow instructions above. Great for practicing without
disturbing others at home or away. Ideal for apartment
dwellers, students, and armed forces members.

TO

DEVELOP MICROPHONE TECHNIQUE

Follow “General Instructions” above. Plug your micro­phone into the remaining jack on the

(A

Solo-Phone.
is an ideal choice for this purpose.) Speak or sing into the
microphone and adjust the Solo-Phone volume control for
proper voice level.
control for proper balance between voice and instrument.

Shure Professional Entertainer microphone

Now,

adjust the instrument’s volume

back

panel of the

TWO CAN PLAY AND HEAR AT ONCE

Plug one electrified instrument into either of the two jacks

on

the

back

panel of the Solo-Phone. Plug second instru-

of

ment into the remaining jack. Plug one set
into either of the two jacks on the
Phone. Plug the second set of headphones into the remain­ing jack. Now two instrumentalists can play, and each one

both

of

their

can hear
interplay.

sounds to sharpen up instrumental

front

headphones

panel of the Solo-

OFFSTAGE TUNE-UP

Using the technique detailed above, the two instruments
can be tuned to each other. Tune up before you
stage-in complete privacy, with complete accuracy. Addi­tional instruments in a combo can, in turn, be tuned up
to the lead instrument by using this technique.

I

As

one student plays through the Solo-Phone and uses his
headphones, the teacher can plug in his set of headphones
and listen to the student’s performance. Permits classroom

teaching of electrified instruments while keeping music
schools quiet and reduces student embarrassment.

IDEAL FOR LESSONS

go

on

ADDITIONAL SUGGESTIONS FOR

PRIVATE PRACTICE

1.

PERFECT YOUR FINGERING-

Follow “General Instructions.”

it

exactly as

Because

would be amplified by your large amplifier.

of

the high-fidelity characteristics of the Solo-

:

You

will hear music

Phone, you will hear a faithful rendition of overtones
and fingering sounds, at the same relative volume.

2.

PLAY ALONG WITH TAPES-

Using “minus one7’ tapes, or tapes of your own group,

You

you play along-in complete privacy.
tape and instrument through your headphones. Follow
“General Instructions”, then plug the tape recorder

into the remaining jack on the
Phone. Adjust volume control on the tape recorder for
the sound level you desire.

back

panel of the Solo-

hear both

TECHNICAL NOTES

Gain

:

Frequency
Response:

Input
Impedance: High

output

Impedance:
Total Harmonic

Distortion
Operating

Voltage: 117 volts, 50/60 cycles
Case:
Dimensions:
Net Weight:

This Shure high fidelity component is guaranteed to be
free from electrical and mechanical defects for a period
of one year from date of shipment from the factory,
provided all instructions are complied with fully. In case
of damage, it is essential that you carefully repack the
unit and return it
is voided if the basic assembly has been opened
subjected to unreasonably rough handling.

:

5.0

m.v input produces 78.5 m.v. output

20-20,000

quencies to provide compensated response
to match electronic pickups on musical
instruments.

4

to

Less than

Black case with white panel

10%”

2

lbs.

GUARANTEE

to

the factory for repair. Our guarantee

cps. Tapered at higher fre-

16

ohms, with 8 ohms optimum

1%

wide x

3%“

high

x

37/s”

:

SHURE BROTHERS,

Hartrey Ave.

222

Evanston.
U.S.A.

Illinois

deep

or

INC.

60204