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Korg GR-1

 

 

 

Korg Gr-1

info Country: Japan
Weight: 3,9 kg
Dimensions: n/a
audio demo trend price : 200€
demo video comments

Korg GR-1 (1985)
Spring Gated Reverb

 

Vintage rackmount dual spring reverb effect and special gate circuit for gated reverb.

gated reverb
headroom

info RACKMOUNT 1 rack unit.
Main panel features 8 knobs and a switch button for gate section insert.

Rear panel terminal connectors:

- tab switch for stereo or mono mode selection
- 2 inputs at -35, -10 or +4 d/B
- 2 signal outputs
- bypass footswitch input



 


edit VOICE
rack contains 2 acoustic springs for a maximum of 2 seconds with relative frequency range from 20 Hz to 20 kHz.

gate threshold Special adjustable reverb gate mode with threshold and relative decay time range 0,13 to 1,3 seconds when engaged.






edit
INTERFACE big knobs, no display: very user-friendly.

 

gr1

 


edit
MODES the input signal(s) can be routed into 2 different patch:

routing

- MODE 1: stereo mode


- MODE 2: 2 indipendent monophonic.






editEQUALIZER
sound can be also tweaked at +/- 4dB per band using a 3-bands EQ:


dual springs circtuits - low at 200 Hz

- medium at 800 Hz

- high at 4 kHz.



edit MAINTENANCE no special issues reported.

dual springs circtuits - click left to magnify the KLM board

 

 

demoVST PLUGIN / SAMPLED VERSION no official GR1 VST plugin, however some free spring reverb emulators:

free vst DEVIL's TUBE SPRING

FREE VST

softube spring reverb



demo AUDIO DEMO

demo voice demo
demo bowl hit
demo funky
demo electric guitar demo
demo electro loop demo

demowe're looking for more GR1 demo -thanks upload



video VIDEO SELECTION

Korg GR1 - spring reverb trial reverb Korg GR-1 Korg KR-55b drum machine + Korg GR-1 spring reverb
- spring reverb trial reverb + Korg KR-55b drum machine



Company: Korg
Model: GR-1
Class: spring reverb
Rackmount: 1 unit
Dates: 1985
Display: none
Technology: analog
Input Z: -35, -10, +4 d/B
Reverb time: 2 seconds
Decay range: 0,13 - 1,3 s
Freq. range: 20 Hz - 20 kHz
Equalizer: 3 bands
Memory: none
CPU: none
Demo: 12

 

manual
-USER MANUAL

-Service / schematics


 

brochure1
edit original brochure

 

brochure 2
edit original advert

 

brochure3
edit original brochure

 

 

edit

demo Check out also Boss RX-100 or Vesta Rv3 for more spring reverbs

 

KORG GR-1 FOR SALE:

korg gr1 for sale
CHECK OUT EBAY OFFERS

 

 

jrc 50222 maiboard jrc 6005
awardSPECIAL AWARDS:
solid
SOLID AS A TANK

solid
VINTAGE STYLE


comment

REVIEW "Nice and warm sounds"

manual manual
-interface -sometimes vintage overpriced
-gate + eq
 

 

Add Comment or Review

 

 

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Korg GR-1 (1985)Spring Gated Reverb Korg GR-1
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