
The "hollow state" side of the shack consists of several receivers and transmitters capable of operating in Amplitude Modulation (AM) or Morse Code (CW) modes. A system of switching apparatus permits any receiver, transmitter and antenna combination to be selected within a few seconds.
At present, the vintage station is made up of the following receivers:
| Manufacturer | Model | Date manufactured or assembled from kit |
| Collins | 75A-2 | 1950 |
| Hallicrafters | SX-25 w/PM-23 speaker | 1943 |
| Hallicrafters | S20-R | 1940 |
| Hammarlund | HQ-120 [X] | 1938 |
| Hammarlund | HQ-129 [X] | 1946 |
| Hammarlund | HQ-170C | 1958 |
| Hammarlund | HQ-180C | 1959 |
| Hammarlund | HQ-110C | 1957 |
| Heathkit | SB-301 | 1966 [kit] |
| Stromberg-Carlson | BC-348M | 1942 [Military] |
| Manufacturer | Model | Date manufactured or assembled from kit |
| Heathkit | AR-3 [w/ QF-1 Q-Multiplier] | 1956 [kit] |
| Hallicrafters | S-38E | 1957 |
| Hallicrafters | S-53A | 1950 |
| National | SW-54 | 1950 |
| Echophone | EC-1 Commercial | 1940 |
| Manufacturer | Model | Date manufactured or assembled from kit |
| Allied Knight | T-150A | 1962 [kit] |
| Heathkit | AT-1 | 1955 [kit] |
| Heathkit | DX-40 (3) w/ VF-1 & WRL 755 vfo's | 1958 [kit] | Heathkit | DX-60 (2) w/ HG-10 vfo's | 1960 kit] | Heathkit | DX-60B (1) w/ HG-10B vfo | 1967 [kit] |
| Heathkit | TX-1 Apache | 1958 [kit] |
| World Radio Labs | Globe Scout 680A | 1958 [kit] |
| E.F. Johnson | Viking Ranger II | 1962 [kit] |