About
The GZ3 was out by April 2012, for £489 plus delivery with a lightweight solid foam case. Different preamp (e-T5) with tuner.
Like the GZ2, had a zero fret: there seems to be a suggestion that this was to combat some intonation issues on the GZ1.
Specifications

- Body width: 385mm at widest point, 282 at cut-away wide point
- Body Depth: 98mm
- Body length: 483mm
- Overall length: 1010mm plus 7.5mm for back strap button.
- Scale Length: 640mm
- Nut Width: 40mm with 33mm from top to bottom strings
- Top wood: unvarnished solid spruce
- Back wood Agathus and laminate
- Neck: Mahogany
- Bracing: Pine
- Fretboard: Ebony mother-of-pearl inlay and decoration
- Fretboard radius: shallow curve, figure not known but must be close to 16” or 41cms
- Number of frets: Zero fret plus 20
- Weight: 1.9Kg
- Weight in case and shipping box: 5kg
- Bridge: Plain, Bone non compensated
- Tuners: Gold plated Wilkinson with nylon bushes.
- Truss rod: Yes, adjustable with supplied Allen Key at the heel end.
- Electronics: Under saddle pick up + e-T5 preamp
- Function: Vol, Bass, Mid, Treble and Presence plus tunable antifeedback notch filter, low battery indicator.
- Input impedance:10M Frequency Response: 20Hz to 20 KHz and Low Impedance Balanced XLR
- Control Range
- Bass:12dB at 60Hz,
- Middle: 12dB at 600Hz,
- Treble: 12dB at 2.2KHz
- Presence: 12dB at 8KHz
- Strap buttons: Gold at rear and under the heel.
