Making your own transistor radios? Then order these classic 60 to 140pF Variable Capacitors from PMD Way. Each unit also includes a matching black knob and fitting hardware. Specifications: angle of rotation - 180 degrees value - 60~140pF insulation resistance - 500 MOhm maximum voltage - 100V DC dynamic contact resistance - 20 MOhm knob diameter ~40.8mm dimensions 21 x 21 x 14.5mm Don't forget to check out our full range of capacitors if this doesn't meet your needs. And as always, all orders receive free delivery. And remember ... if you: can't find what you need not sure what to order want a bulk deal need technical support or just want to have a talk ... Please email us via [email protected]. To keep up to date with new products, news, tutorials and more - we're on x, Facebook, Instagram, threads, reddit, and instructables.