| Part | Source|
| NEC Model CDR-260 | |
| Battery Holder | Radio Shack No. 270-391A |
| 4 AA Batteries | |
| Roller Lever Switch | Radio Shack No. 275-017A |
| Phone Jack - 1/8 | Radio Shack No. 274-251C |
| Phone Plug - 1/8 | Radio Shack No. 274-287A |
| Push button (Menards) | Angelo No. 76104 |
| Wood Dowel - 1/4 | |
| Single pole single throw switch (SPST) | Radio Shack No. 275-324B |
| Brass Strip ½ x .064 | |
| Brass Strip ½ x .032 | |
| Brass Strip ½ x .016 | |
| 35MM Film Canister | |
| Two Conductor cable | |
| Miscellaneous Hardware |