Will be digitized. They destroy the warmth of music.

Article title from "Audio Magazine May 1960"

The future belongs to the "quality-conscious". Robert Orban

Please be patience to the heavy load.



A modern PC?
NO it’s just the revenge of TUBES :)

A funky/funny note by Gregory Snow.


valve-PC


Back

12/11/2004
Here is a very difficult to collect photo & info about cut out
processing units from 1945 to 1995, thanks for that my friends from US. I appreciate if someone has any info or photos for other units that are not listed here, happily i add it, also if you detect any misspelling, wrong dating and description please let me know. 261fm(at)261.gr

PS:Salute to passionate audio engineers all around the world.

Fon 261fm

Sequerra


Sequerra
Model No.1
Broadcast Monitor
An all time classic "instrument"
for tune up FM Air Audio Chain.
Outperformed anything else 
today in FM tuner market.
As this tuner pass in the history
may find used on Internet.

1972-75
2500 US$
Price at
1973

Radio Audio Processing Gear From 1939 - 1995

Product

Description

Year

western electric1126

Western Electric
1126
Tube wide band limiter.

1939

pro-gar langevin
langevin

Langevin
ProGar
The first "true" audio
processor before MU tube.
The "ProGar" use a push-pull 6J7
driving a push-pull 6V6.

1945-48

rca ba-6

RCA
BA-6, BA-25, BA-28, Comex
Tube wide band limiter with famous 6386 variable MU tube.

1950-60

fairchild-compre


Fairchild
660 Mono - 670 Stereo
The "Holly Grail'

of compessors until our days.
All Tube wide band limiter with famous 6386 variable MU tube.
This beast use 20 tubes and 14 transformers, weight 65 lbs and sell it on vintage markets from 30.000 ~ 50.000 US$ !!

More info about 670 Here

1950-56

fairchild
Conax-602
Conax-602

Fairchild
Conax
The first high frequency
limiter
.
Originally designed
for disk cutting. Analog two
band
with pre-emphasis
clipping, high-pass filtering.

Rare photos of Conax by
Mr. Gregory Snow of
www.tarboxroadstudios.com

1960


audiomax 3

CBS Laboratories
Audimax 3

Analog wide band - Tube gated AGC compressor. The first AGC
with gate.

1965

audiomax 3-411
cbs-limit

CBS Laboratories
Audimax 3-411
Stereo transistorized version of Audimax 3.

1965

audiomax 3-444

CBS Laboratories
Audimax 3-444
Mono transistorized version of
Audimax 3

1967

volumax 400

CBS Laboratories
Volumax 400
Analog wide band with clipper.

1970

volumax
cbs

CBS Laboratories
Volumax 4010
Analog wide band with clipper
pre-emphasis, high frequency
limiter.

1970

collins 26u2

collins-26U1

Collins
26U-2, 26U-1, 356E-1
Tube wide band -   Stereo peak limiter.

Rare photo of 26U-1 by
Mr. Gregory Snow of
www.tarboxroadstudios.com

1960

gates-devil

gates-devil vu

Gates Sta Level

sta-level

Gates
Level Devil & STA Level
Tube wide band compressor variable MU compression with famous 6386 tube.

Rare photo by
Mr. Gregory Snow of
www.tarboxroadstudios.com

1960

gates sa 38

gates sa39b

Gates
SA-38, 39B
Tube wide band peak limiter

Rare photo of SA-38 & 39 by
Mr. Gregory Snow of
www.tarboxroadstudios.com

1960

 gates solid

Gates
Solid Statesman
Transistorized wide band peak limiter with pre-emphasis.

1970

urei u175

Urei
175
First product by the famous Urei
brand. Tube wide band

compressor

1960

urei la4

Urei
LA-3 Mono, LA-4 Stereo
The most musicality wide band compressors until today.

1970

urei u1176

Urei
1176
Wide band mono compressor with FET, great classic sound.

1970

 urei u1178

Urei
1178
A stereo version of 1176.

1970

urei modulimiter

Urei
BL-40
Modulimiter
Wide band mono rms/peak limiter
Designed for broadcast use.

1970

 marti

Marti
CLA-40
Mono wide-band AGC
compressor limiter.

1970

dap-all

Dorrough
DAP 310
First multi-band processor
in the world, 9000 units were
sold, analog discriminate audio
processor, three band AGC
gated compressor limiter.

1973

DAP-610

Dorrough
DAP 610
Second generation of 310 digitally controlled, three band AGC
compressor limiter.

1985

 gregg labs

Greg Laboratories
Ex-company of famous Greg
Ogonowsky, Indexcom and
vice president of Orban Co.
2510
Second multi-band processor
in the world, a processing revolution, analog audio
processor, three band AGC
gated compressor limiter.
The "killer bass" of gregg which now is on Optimod 8200 latest version, it whas first on this box.

1980

 greg labs 2540

Greg Laboratories
2540
Analog audio processor
five band AGC gated
compressor limiter.

1980

inovonics 230
ino-230

Inovonics
230 MAP, 231 MAP2, FM255
FM250,
Another famous brand wide-band AGC, 8 band compressor. Adj thershold
on each band.

1972-83

orban 8100

Orban
Optimod 8100A1
Most popular processor in
the world. For more about
Optimod's look on this website.

1980

Orban 290Rx.
Orban-290Rx-inside.

Orban
290 Rx Adaptive Enhancement Processor
The response of Robert Orban to
competitors of Aural Exciters.
An exellent high frequency process (aural exciter) unit with out add distortion as other similar units, dynamically controlled spectral restoration, DSNR noise filter, downward expander.

1990

orban 222A

Orban
222A Stereo
Spatial Enhancer
The response of Robert Orban
to competitors of stereo enhancements. Simplicity &
cleverness is the secret on
this all time classic unit.

1988

tecar RCF-1
8100-rcf1cobalt-blue Texar-label

Texar
RCF 1&2 and last
"Cobalt Blue" by
Glen Clark


A replacement card with 'bass boost " for Card #5 and original face plate of Orban's Optimod 8100 just to co-operate with
a pair of audio prism.

1987

LAZERLAZER Optical EncoderFiber Optic Cable
Lazer & Prism's

Gentner
LAZER
A Digital FM Limiter & Stereo
Generator with Optical Encoder.
This was the the first digital Fm audio processor.


L,R analogue audio digitized  on Optical Encoder unit and then connected on LAZER unit with Fiber Optic Cable. Above of LAZER is Two Audio Prisms.



Rare photo's by
Mr. Peter van Beusekom
Sales and Technical Support Engineer Orban-Europe
www.Orban-Europe.com


1991

texar prisms
audioprism-lock

Gentner  Ex-Texar
of Glen Clark
Audio Prism 1FM
Audio Prism 1AM

The popular companion for years
of Orban Optimod 8100, digitally controlled 4 band compressor
  gated AGC, expander limiter.
Gentner also made the first
digital processor named 'Lazer"

1985

pacific

Pacific Recorders
Multimax, Multilimiter
Legendary brand, 3 band compressor gated AGC limiter.

1976-81

crl
The old CRL manufacturing
plant where was made the above units.

CRL-Bldg

CRL
AGC-400, SEC400
PMC-450, MBL-100

Set of famous CRL units.
AGC-400 (Mono AGC)
SEC-400 (Mono multiband compressor)
PMC-450(Mono AM Peak Modulation Controller)

MBL-100 (Mono Modulation Bandwidth Limiter) 

Photos and descriptions by Mr. Kevin Clayborn Ex-Customer Service Manager of CRL from 1993 to 2000, then a CRL Product Manager & now North American Sales Manager of Orban/CRL
www.orban.com 

1986-88
Stopped at about
1999

crl audiosign

CRL
Audio Signature
Digitally controlled, AGC, 4 band
processing, 4 presets memory.

The Audio Signature was meant to be paired with a Modulation Signature, which was simply a stereo FM limiter and a multiplex generator.

1989

crl dp100

CRL
DP-100
5 band processing, AGC, limiter
stereo encoder, touch screen.

The DP100 was an all digital audio processor meant to compete with the Orban 8200. The unit shown appears to be a prototype unit as all units were manufactured in Black. 

1995

crl millenium

CRL
Millenium
The Millennium was the exact same unit as the DP100, simply re-branded in the year 2000. The colour was changed to Red. A few units were shipped in a Tan colour to match that of a transmitter manufacturer we were working with at the time. Production sadly stopped in late 2001/early 2002. 

1995

msp90

msp100

Harris
MSP 90, MSP 100

MSP 90 wide-band limiter
MSP 100 3 band & wide-band AGC.

About
1985

sta-max

Sta Max M1050
Wideband Modulation
Controller Clipper

Made by Chris Hood? Probably
the first approach to MPX composite clipping?

About
1980

Jim Somich Fleximod
Jim Somich Fleximod
Jim Somich Fleximod

Proccesing Solutions
MicroCon Systems
FM FlexiMod

By Jim Somich

Read Jim Somich’s
“Processing History”


A very effective Composite clipper made by Jim Somich  radio engineers say about, Fleximod was an updated DBE-1000 used at Z100 in NYC. I recall when using a Jim’s Fleximod composite clipper with a Texar Prism/Optimod 8000A configuration in the mid 80s on an FM I was programming.

1980

modsci-803

Modulation Sciences
CP-803
The first and most popular
composite clipper.

1980

stereo maxx myb2

Modulation Sciences
MYB-2 Stereo Maxx
The first and most popular
stereo enhancement for radio.

1985

aphex-602a

aphex-602

Aphex 602B

Aphex
602A & 602B
Aural Exciter
The first aural exciter it was with tube model 402, the 602A & B is an upgrade  transistorized version. After that the successfully history
of Aphex Co. is began.

1976

Aphex Dominator 700

Aphex 700 Vigilante.

Aphex Compellor 300A

Aphex
Dominator 700
Compellor 300A
Famous brand excellent units.
The first dominator 3 band limiter.

Beneath a modified Dominator 700 by Frank Foti-Ommia-named Vigilante.

1980-85

cutting edge unity-2000

Cutting Edge / Omnia
Unity 2000 & 2000i
The first product of Frank Foti.
Wide-band AGC, limiter, 4band processing, bass enhacer, composite clipper, stereo coder

1990

sec prisma 3

SEC, France
Audio Prisma 3
The french edition of Texar's
prism, 4 band digitally controlled.

About
1992

girardin lc120

Girardin, France
LC-101, LC-102
Wide-band compressor.

1980

emt 266

EMT, Germany
266
Wide-band compressor with
variable pre-emphasis limiter.

1980

at422.jpg (5630 bytes)

SCV Audio, Europe
Analog 4 band, compressor gated AGC limiter, pre/de-emphasis.

1987

positron diesis 60

Positron, Italy
Diesis 60
6 Band compressor limiter.
Diesis 40
4 Band compressor limiter.

About
1980

rami tds 400

Rami, France
Modular, 4 to 7 bands processing
gated AGC,

1990

IDT expert

IDT, France
Sound Design Expert
Sound Design Light
Analog digitally controlled.
4 band AGC, 5 to 7 compressor
expander, limiter, parametric EQ
optimiser limiter, stereo encoder.

1992

digi pro mach-2

DigiPro, Italy
Mach 2
Digital 5 band processing
limiter, stero encoder.

1990

aev exclusive

AEV, Italy
Exclusive Fm
10! :) band (italian fanfare)  processing, stereo encoder.

1992

aev xtrem

AEV, Italy
Xtreme
6 band processing, stereo encoder.

1995

Tiesecci BAT FM

Tiesseci, Italy
BAT FM
Analog, gated AGC, 6 band processing, stereo encoder.

This is a shadow of the 6 Band Tiesecci Technology BAT – FM (An incomplete Orban 8200 copy).

Photo
by
Mr. Peter van Beusekom
Sales and Technical Support Engineer Orban-Europe
www.Orban-Europe.com

1996?

tiesseci dac711

Tiesseci, Italy
DAC 7 & 711
Analog, gated AGC, 7 band processing, stereo encoder.

1990

behringer combinator

Behringer, Germany
Combinator
Leveler, compressor, 4 band limiter, pre-emphasis.

1989

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