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Rarest of the vintage Boss Holy Trinity*, very early production from February 1978.

All features of the earliest editions of Boss production, silver screw, temporary LED, clear switch etc. 

All original circuit, in perfect working order.

*SG-1, SP-1 & VB-2

Boss Japan `78 SP-1 Spectrum Equalizer - Silver screw, clear switch black label

SKU rev-33245954
$850.00
Rarest of the vintage Boss Holy Trinity*, very early production from February 1978.

All features of the earliest editions of Boss production, silver screw, temporary LED, clear switch etc. 

All original circuit, in perfect working order.

*SG-1, SP-1 & VB-2
$850.00

Product Description

Rarest of the vintage Boss Holy Trinity*, very early production from February 1978.

All features of the earliest editions of Boss production, silver screw, temporary LED, clear switch etc. 

All original circuit, in perfect working order.

*SG-1, SP-1 & VB-2

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