Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7F callsign genealogy
Currently held by Jarvi, Eric W
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AD7F's current licensee, walking backwards.
- Jarvi, Eric WWAgranted 2003-07-18cancelled 2010-04-06
Successor callsigns
Callsigns held now by people who previously held AD7F.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AD7F, oldest first.
- MAY, SAM ID1998-03-17 → cancelled 2010-03-18
- Jarvi, Eric W WA2020-01-15 active