Carlson SuperProbe Case Kit w/Mounted Speaker/780mAh Li-Ion Battery/4046 Charger
Use our other kits (MK0, MK1, MK2, MK3) for PCBs and probe to complete the SuperProbe. Carlson Super Probe Case Kit. The design is well proven and open-sourced. There are also several open-source PCB designs for the probe and amplifier, but most of them are SMD designs.