The original 1973 wiring plan for Gibson Ripper L9-S bass guitar, designed by Bill Lawrence. The circuit itself did not change throughout the course of production, though different potentiometers were fitted at different times. See circuit photographs | potentiometer details | description of controls

Bill Lawrence had been experimenting with LCR networks since the 1960s, resulting in the Q-filter (short for EQ filter) used on the Ripper and L6-S six string in 1973. In essence, an inductor filters midrange output, i.e. the mid control. The image to the left shows some of Bill Lawrence's early notes on the Gibson Ripper circuitry - at this stage, the mid control is named "Q-tone". Note also varitone position 1 is neck pickup alone. Production Rippers did not have such a setting (see description of controls) though some of the early prototype Rippers may well have done.
Gibson Ripper bass for sale
Gibson Ripper Bass Guitar Natural Finish with Case Early 1970s
Hawleyville, Connecticut, 064**, UNITED STATES OF AMERICA
$2300
I am not a player looks to be all original but i can??t tell probably missing the tail cover
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Gibson Ripper Fretless L9-FS BASS. 1976 EXCELLENT.
Prato, 591**, UNITED STATES OF AMERICA
€2500
Gibson Ripper (L9-S) Bass Guitar with Seymour Duncan
New Florence, Pennsylvania, 159**, UNITED STATES OF AMERICA
$3500
This bass is in very good condition. There are a few small marks located in the pictures. Feel free to ask questions, can send more pictures. Must have at least 10 positive comments to purchase. For sale in the United States Only
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1974 GIBSON GRABBER / RIPPER BASS CASE - made in USA
COLOGNE, GERMANY
€279
1974 GIBSON GRABBER / RIPPER BASS CASE - made in USA:
+ black tolex, has a lot of wear & rips
+ bottom is loose=check pic 7
+ strap that holds case open is gone
+ deep purple interior, has stains
+ 1 latch is broken=check last pic
+ handle was replaced
+ all feet on bottom are missing
Over 1000 more
GUITARS-BASSES-PARTS in our OTHER
AUCTIONS !!!!
TAKE A LOOK !!!... more
1974 GIBSON GRABBER / RIPPER BASS CASE - made in USA
COLOGNE, GERMANY
€333
+ black tolex, has a lot of wear & rips
+ rips & material missing at the plastic surround
+ strap that holds case open has a rip
+ deep purple interior, has some wear
+ all latches work fine
+ handle is gone
+ top of case is at headstock front resting on the bottom part=NOT OVRRLAPPING AS USUAL
+ all feet on back are missing
Over 1000 more
GUITARS-BASSES-PARTS in our OTHER
AUCTIONS !!!!
TAKE A LOOK ... more
1974 GIBSON GRABBER / RIPPER BASS CASE - made in USA
COLOGNE, GERMANY
€333
+ black tolex, has a lot of wear & rips
+ rips & material missing at the plastic surround
+ strap that holds case open has a rip
+ deep purple interior, has some wear
+ all latches work fine
+ handle is gone
+ top of case is at headstock front resting on the bottom part=NOT OVRRLAPPING AS USUAL
+ all feet on back are missing
Over 1000 more
GUITARS-BASSES-PARTS in our OTHER
AUCTIONS !!!!
TAKE A LOOK ... more
Basse Gibson Ripper Fretless Black Ebony ~ 1976
Balanod, 39***, FRANCE
€2550
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Gibson The Ripper L-9S Bass 1973-83 d'occasion
Berck, 62***, FRANCE
€4500
Vendu avec un étui fait maison et non l'étui d'origine
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