| Brand | Radio Systems Technology |
|---|---|
| Compatible Make | Avionics |
| Manufacturer Part Number | RST-701 |
| Compatible Model | Marker beacon test set |
| Materials sourced from | United States |
Check the listing for details. RST-701 Marker Beacon Test Set RARE. Condition: For parts or not working. Listed at 138.00 USD. Ser # 97 158 Something is loose inside, probably the battery. Made by Radio Systems Technology, San Diego This piece of test equipment looks simple enough to use. On off switch select internal external power, three position switch middle marker outer marker or FM, a BNC Jack for an antenna or radio connection, high or low microvolt power and finally a seven position switch for your altitude from zero, 5K 10K up to some multifunction 20K or 100k altitude From my dad's vast Arcamex Avionics collection