Model 750 – Studio Technologies 750 User Manual

Page 28

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Issue 3, May 1997

Model 750 User Guide

Page 28

Studio Technologies, Inc.

Model 750

software that controls the setup section

interprets any recording of less than 1

second as an erase indication. During

playback, a voice segment that has been

erased will be skipped.
An operational example may be useful:

Once upon a time a Model 750 was used

to “split feed” two separate news net-

works. The L Only segment was used to

convey information relevant to network 1,

and the R Only segment was used to

convey information specific to network 2.

A message recorded on the L+R segment

was not desired, as it would have been

sent to both networks. So the L+R seg-

ment was erased by pressing and holding

the record L+R button until recording

began, and then the button was released

immediately. The desired messages were

recorded onto the L Only and R Only

segments, which were the only ones that

played back. The “live shot” went so

smoothly that the field technician was

promoted, moved to New York City, and

is now earning those big bucks!
The audio source for the recording is

either the internal microphone, located

between and a little above the VU meters,

or an externally-connected source. Con-

figuration DIP switch 1 selects which

source is active.
Experience will teach you how to achieve

the best record audio quality. While conve-

nient, the front panel microphone is prone

to noise pickup. Speaking closely into the

front-panel microphone will result in the

best signal-to-noise ratio. An external

audio source, such as an amplified signal

coming from a noise-canceling headset,

will lead to a more “high-fi” recording.

steadily when recording is taking place,

flashing on and off during the final 2 sec-

onds of recording time. To ensure that an

existing recording will not accidentally be

erased, you must press and hold a record

button for 2 seconds before recording will

begin. You must continue to press the

button during the entire time you want to

record, releasing the button only when

you want to stop recording.
Should you attempt to record longer than

the maximum allowable time, recording

will automatically stop, as evidenced by

the record status LED turning off, and the

monitor speaker output “un-muting.” Only

by releasing the record button, then press-

ing and holding it for 2 seconds will re-

cording begin again. Once you have com-

pleted recording you needn’t worry about

“losing” the information—the memory

circuitry will hold it for at least 10 years!
You should be aware that the ultimate

ability to record voice segments is con-

trolled by means of configuration DIP

switches 2 and 3, located on the lower

right corner of the front panel. Switch 2

enables and disables the recording of the

L+R segment; switch 3 applies to both the

L Only and R Only segments. Recording

will not take place if a function is disabled,

no matter how long you press and hold its

button!
There may be special cases where you

don’t want to record and playback all

three voice segments, wanting only one or

two of them to be active. To facilitate this

an “erase” function is provided. A voice

segment is “erased” by pressing and

holding its associated record button until

recording begins, as evidenced by the

record LED lighting, then immediately

releasing the button. Technically, the

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