Vox V1, part number 09-101-0. As fitted to all the early UK-built bass models, and several guitars too: Vox Clubman bass, Vox Bassmaster, Vox Symphonic bass and early versions of the Vox Phantom bass. The presence of the VOX logo was not universal, some basses had one or even two plain, others had Vox logos on both pickup covers.
As can be seen, this is a really simple single coil pickup. The windings are covered with waxed cloth. Dimensions: length (excl. mounting tabs) 75mm, screw to screw 89mm, width 21mm. Typical resistance: 6.5-7kΩ. Have a listen to some soundclips of Vox guitars and basses equipped with this pickup here
Dimensions: length (excl. mounting tabs) 78mm, screw to screw 86mm, width 22mm
Typical resistance: 6.5 kΩ, white plastic.
Part number 09-2405-0. This single coil pickup was used on at least one early Italian-made (Eko) bass; the solid-body Vox Violin bass (V232). Although very similar to the pickup above (09-1526-0), it actually has slightly smaller dimensions.
Dimensions: length (excl. mounting tabs) 69mm, screw to screw 77mm, width 18mm. Mounting plate 97mm x 35mm
Typical resistance: 5.5 kΩ
Part number 09-3101-0. This single coil pickup was used on the Vox Wyman bass (V248) and the hollow-body Vox Violin bass (V250).
These were the Vox pickups, used on most Italian-built models from early 1967, such as the Vox Astro IV, Vox Constellation IV, Vox Delta IV, Vox Sidewinder IV, Vox Skybolt IV, Vox Spyder IV and Vox Stinger IV. Vox part number 09-3983-0
Dimensions: length (excl. mounting tabs) 75mm, screw to screw 85mm, width 30mm. Mounting plate 105mm x 48mm