Jim '81 Guitar Amp - Heptode - Guitar Effects Pedals & Amps

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Jim '81
Revolutionary amp offers both American and British tones

The new Heptode Jim '81 amp is based on our proprietary analog technology that emulates tube amps perfectly.
It offers very unique specifications, combining rich features, low weight, high reliability and awesome sounding.

Two independant channels inspired by Fender* Blackface and Marshall JCM800* amps, adjustable output power up to 100W, effect loop, DI output with Cabinet Simulator, lightweight, availablle in combo, head or 1U rackmount versions.

These make the Jim '81 a totally unique guitar amplifier.
Buy Heptode Jim '81 on Reverb Shop
Specifications
General
  • 2 channels
  • Combo 1x12", head + cabinet speaker 1x12" or 2x12", 1U rackmount versions
  • Adjustable output power from 0 up to 100W
  • Effects loop
  • DI output with speaker cabinet simulator
  • Heptode proprietary analog emulation technology
  • High end Class D audio power amplifier
  • Silent (fanless)
  • Designed and crafted in France to the highest standards

Inputs/Ouputs
  • 2 Guitar inputs (front/rear panels)
  • 2 Speaker outputs (4Ω minimum)
  • 1 Footswitch input (channel selection)
  • 1 Send output / 1 Return input (effects loop, +4dBU)
  • 1 Line Out ouput (Jack)
  • 1 DI ouput (XLR)
  • Mains input : AC 115V or 230V

Output Power
  • Max output power: 100W @ 4Ω; 50W @ 8Ω; 25W @ 16Ω
  • Combo: 50W to the internal speaker, 50W available for optional external cabinet

Channels
  • Leo: emulate a Fender* Blackface amp
  • Jim: emulates a Marshall JCM800 2203* amp

Controls (channel Leo)
  • Volume
  • Bass, Middle, Treble
  • Power level (0 to max power)

Controls (channel Jim)
  • Preamp Volume
  • Master Volume
  • Bass, Middle, Treble
  • Presence
  • Power level (0 to max power)

Other controls
  • Leo/Jim channel switch
  • Low/Full (15W/100W) max output power
  • Cabsim on/off switch
  • Ground lift switch for DI XLR output

Heptode Jim '81 front panel
Heptode Jim '81 rear panel

Speakers
  • Combo / 1x12" Speaker Cabinet : Celestion Creamback Neo* 12", 8Ω, 60W max
  • 2x12" Speaker Cabinet : 2 x Celestion Creamback Neo* 12", total impedance 4Ω, 120W max
  • Other speakers on request

Color
  • Custom colors on request (Head/Combo)

Dimension and weight

  • Rackmount: 48 x 4.4 x 22 cm, 2.0 kg (18.9" x 1.6" x 8.7", 4.4 lbs)
  • Combo: 48 x 48 x 24 cm, 12.4 kg (18.9" x 18.9" x 9.5", 27.3 lbs)
  • Head: 48 x 20 x 24 cm, 6.8 kg (18.9" x 7.9" x 9.5", 15 lbs)
  • Speaker Cabinet 1x12": 48 x 48 x 24 cm, 10.1 kg (18.9" x 18.9" x 9.5", 22.3 lbs)
  • Speaker Cabinet 2x12": 73 x 48 x 27 cm, 16 kg (28.3" x 18.9" x 10.6", 35.3 lbs)

Heptode amps carry a 3 years limited warranty.
Video
Jim '81 test by Pierre Journel, The Guitar Channel
Jim '81, Leo channel alone and with Heptode pedals,
then Jim channel (after ~12:15")
Demo by Arnaud Leprêtre
Jim '81 demoed by Lorenzo Di Maio
See also Leo' 64 demos (Jim '81 "Leo" channel is identical to Leo '64)
Audio
Jim '81, Leo channel, then Jim channel (~00:40)
Jim '81, Jim channel
Jim '81, Jim channel
Jim '81, Leo channel
Jim '81, Jim channel
Jim '81, Jim channel
Audio demos by Cyril Simonnot
Gibson Les Paul* guitars,
Heptode Jim '81 amp, a bit of reverb
Versions
Heptode Jim '81 rackmount amp head
Rack 19" 1U
Heptode Jim '81 amp head
Head
Heptode Jim '81 combo
Combo 1x12
Heptode Jim'81 head and 1x12 cabinet
Head + Speaker cabinet 1x12"

* All registered trademarks belong to their respective owners and are in no way associated with HEPTODE

HEPTODE
8 rue Charles de Gaulle
91400 Orsay
France
www.heptode.com - Guitar Pedals & Amps - © 2018 Heptode SARL - All rights reserved
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