Specifications

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VOX has had a long and
intricate lineage. To the
best of our knowledge,
here is a chronology of
historical highlights.
1951
Company Founder Tom Jennings forms
The Jennings Organ Company, soon to be
joined by JMI (Jennings Musical
Instruments), the company responsible for
VOX amplifiers.
First Univox amplifier that can be used for
guitar is marketed by JMI.
1952
First ads for Univox amplifier and keyboard
appear in Britain’s
Melody Maker magazine.
1954
Jennings advertises “Rotary action foot
volume control” with the first use of VOX name.
Advertisement for organs shows “foot
swell control” (predecessor of VOX volume
pedal) and “Amplifier,” a remote, powered
speaker used with the Jennings stream-
lined J-
51 or
gan. This is first use of the
VOX name for an amplifier of any kind.
1955
Lonnie Donnegan popularizes “skiffle”
music and the “beat boom” is born.
Jennings considers producing a guitar
amplifier.
VOX advertises the “Conversion Unit,” an
add-on that allows any electronic instru-
ment to be played through a Univox
keyboard amplifier.
1956
With the Rock & Roll revolution underway,
Jennings modifies the amplifier section
from his electronic organs for the electric
guitar, but the project flounders.
Elvis Presley’s “Heartbreak Hotel” hits UK
charts.
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T
OM JENNINGS
DICK DENNEY & TOM JENNINGS
A
C
4
VOX BLUE SPEAKER
1957
Dick Denney is hired as an engineer and
Jennings Musical Industries, Ltd (JMI) is
incorporated.
Cavern Club opens on Matthews Street in
Liverpool, England.
Buddy Holly and Crickets record “That’ll
Be The Day.”
1958
JMI produces a 15-Watt guitar amplifier with
the brand name VOX. It is named the AC1/15
because it combines amplifier and speaker
and produces 15 Watts.
Cliff Richard’s backing band, The Shadows,
use AC15s and people take notice of
distinctive VOX clean guitar sound.
Jerry Lee Lewis’ “Great Balls of Fire”
reaches #1.
CBS labs announce new “stereo” records.
VOX introduces the
AC4, a 4-Watt prac-
tice amplifier with an 8-inch speaker, and
the
AC10 with a 10-inch speaker.
The legendary VOX AC30/4 is developed
as a response to demands for more power.
Using four EL84 tubes, the amp has four
inputs, two for the normal channel and two
for the Vib/Trem or “Vibravox” channel.
Mick Jagger sees Buddy Holly at the
Granada Cinema.
1960
The Shadows reach number one with their
first instrumental, “Apache.” With the
sound of the AC30 clearly noticeable on
this and other hit records, VOX is known
as the No.1 British amplifier
.
VOX issues AC30/6 with 6 inputs, includ-
ing “Brilliant
” channel with bas
s and
treble control, and “Top Boost” tone controls
for more clarity.
New VOX amp “look” with fawn color and
black panel, round black knobs and “VOX”
sticker.
1961
VOX introduces first guitars, the “Stroller”
and “Clubman,” low-budget instruments
that look like American instruments.
The Shadows take delivery of three
AC30s with
VOX “BLUE” SPEAKERS
co-developed with Celestion, instrumental
in the popularity of the VOX sound.
Elvis Presley’s “Are You Lonesome
Tonight” is #1.
First episode of “Dick Van Dyke Show.”
IT’S THE 50TH ANNIVERSARY OF
VOX GUITAR AMPLIFICATION.
TAKE A WALK DOWN MEMORY
LANE, AS WE PAY HOMAGE TO
THIS HISTORIC BRAND.
1957
The first appearance of
the VOX name on a
guitar amplifier –
the
AC2/30.
AC30/4
AC10