KIT Dallas Rangemaster Treble Booster + Switch Caps Mod NOS GT402/MP20A/P416b

KIT Brian May Treble Booster (Original Schematic) NPN Germanium/Silicon Vintage!

Dallas Rangemaster Treble Booster Overdrive Clone Guitar Effect Pedal DIY PCB

Rory Gallagher Prototype Rangemaster Treble Booster From BPC

Ibanez TS5 Tube Screamer Sound Tank Pedal No Battery Door

8-Rangemaster Treble Tooster (clones), OC44, DIY Guitar Pedals All In Good Shape

Kit Fully Tube Overdrive Booster / Valvacaster Easy To Make! NOS Radiopart ECC82

KIT Diaz Texas Ranger Treble Booster NOS NPN GT404/MP38A/ASY74 Germanium/Silicon