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| Out in front: Brown Brothers BTL (black iambic); Homebrew Touch Key using US dollar coins. |
| 2nd row: Vibroplex Lightning Bug (1964); Vibroplex Zephyr Bug (1956); Vibroplex Vibrokeyer Single Lever (1962); Begali Simplex Mono (2008). |
| Upper right: WW II CTE U.S. Navy submarine straight key. |
| The patch panel allows any or all keys to be switched in and out and the paddles to either the MFJ keyer or internal IC756 Pro III keyer. |