American Cinematographer - October 1968 - 33

tronic Looping System is:
1) The

work-print

not

cut

into

2) A
duced

continuous
that does

recording
not

pro¬

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3) Changes in the footage location

the Console.
Looping,

the

SEW mu

DUE

of the spotted scenes can be done at
Electronic

MONiTO B $1 tICTOR
r#pg

PLAY8ACK

require further

editing.

■' ■

loops.

-I ^

«M-wjl I

Ml I ii I

*rnimmmmmmA

picture,

and the magnetic film threaded in the
recorder, are shuttled between preset
limits controlled by a digital counter.
These preset START and FINISH limits

The Magna-Tech Monitor Selector, Type 154, automatically switches the Control Room Monitor,
the Studio Monitor, and the cue-phones in accordance with the Selectors which are preset.

were determined prior to dubbing on
an editing machine.
Record
by

the

ON-OFF

START

and

also

controlled

and the director are ready. This is ac¬

Footage

complished by selecting GO TO START

normal 90fpm, or

first.

verse-speed selection is made at the

FINISH

Presets.
Any one
tracks can

track

or combination

Interlock

Control

be pre-selected. Accuracy

in this mode the system runs continu¬

remotely

from

Type

scenes, without danger of erasing ad¬

and the manual Record ON-OFF but¬

jacent

alternate

tons override all other selections. They

on separate

are used for "split" takes, where pre¬

takes.

Overlaps,

be recorded

tracks if a multi-track recorder is used.
Once the START and the FINISH of

cise Start and Finish is not required.
The

Reverse

Overshoot

control

the loop is selected, the system can be

(Leader) makes the System back up a

operated entirely from remote control

sufficient amount so that in starting up

units.

forward, there is enough time for the

contain

only

pushbuttons

and pilot lights.
the

can

either

135 fpm. The re¬
Unit, Type

the

158,

Control

Unit,

153. High-speed Forward is al¬

ways selected at the EL Control Unit.

Conventional Looping Comparison
Some

Electronic
evident.

the

advantages

Looping
Except

System

for

the

are

the
self-

spotting

scenes, all editorial work is eliminated.
The

recording

produced

imme¬

diately ready for a mix, or preview.

actors to be prepared.

Electronic

Looping

System,

The System comes up to speed very

full advantage should be taken of the

rapidly, the Recorder being equipped

fact that the actors are not forced to

with the rapid Start feature. The pro¬

succumb to the
4

ously.
The manual FWD-STOP-REV buttons

speed

SHUTTLE mode is the exception, and

of Record ON-OFF is within one frame.

They

reverse

This permits close spacing of dubbing

takes, can

The

rhythm

of the

loop.

jector is equipped with a dowser, its

REHEARSE, or RECORD, or even PLAY-

action can be controlled to show the:

BACK functions, are started when the

Picture in

film position is at START and the actors

and Reverse.

Forward only-or Forward

Words, or other sections can be re¬
placed in a finished mix, without dan¬
ger of accidentally erasing O.K. sec¬
tions.
The

precision

Start-Stop

controls

minimize time lost during the leader
run.

Basic components of the new Magna-Tech Electronic Post-Synchronization System: (LEFT) Magna-Tech Type PR-135 35mm Reversible Projector, which
will run release prints or spliced work-prints forward and in reverse in electrical interlock with other equipment. (CENTER) Magna-Tech Electronic
Looping Console, which controls functions of projection, recording and playback equipment. (RIGHT) Magna-Tech 1000 Series Magnetic Reproducer,
with rapid start, operates forward or in reverse.

i 000

Series

M a « ter
7ype VS! Preset Uni 1
ft e c o r d e r

Pick-Up

Recording

Selective
Type 153 E.L. Control Unit

Erase

Plug-in Head Aeaembl
Inte rcha ng*»b|e fo r 1 it,
and Multi Track
5000' Reel

Looping Rot ter*
& Power Rewind
3-Phase Sync-Inferlock Motor
with Solenoid 8ro^ e

AMERICAN CINEMATOGRAPHER, OCTOBER 1968

Type 152 E.L, Processor
with Power Supply

749

Capacity:

American Cinematographer - October 1968

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