What book is radio pipe bomb from? --RiftNinja (talk) 12:23, 20 June 2015 (PDT)
- Advanced Electronics (level 3)
- Electronic Circuit Theory (level 3)
- Greattuna (talk) 12:24, 20 June 2015 (PDT)
- The format of this is quite confusing--RiftNinja (talk) 13:31, 20 June 2015 (PDT)