🕒 FCC license data updated today 7:15 am CST (FCC files through Nov 4, 2026) · next update today 9:45 am CST
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)
WD9GSU HAM
✅ Available for a vanity request — free since Jan 15, 2014.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Jan 15, 2014
Previous holder: ROBERT A YODER JR
Held WD9GSU Jan 14, 1992 → Jan 14, 2012
· first licensed Jan 14, 1992 as WD9GSU
· 1 license · FRN 0004852786 📖 In the printed callbooks since 1978 as WD9GSU, before the FCC's online records
WD9GSUExpiredAmateur ExtraJan 14, 1992 → Jan 14, 2012 (expired)
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
Seen Sep 9, 1993 → Apr 7, 1999 · 11 discs WD9GSU
· Amateur Extra · issued Jan 14, 1992, expires Jan 14, 2002
ROBERT A YODER JR
36W527 BARTON DR, SAINT CHARLES, IL 60175
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Nov 1, 2026 · 52 snapshots · as WD9GSU
ROBERT A YODER JR
90 HIDDEN VALLEY WAY, MOUNTAIN HOME, AR 72653
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
Seen Apr 27, 2002 → Apr 17, 2003 · 3 discs WD9GSU
· Amateur Extra · issued Dec 27, 2001, expires Jan 14, 2012
ROBERT A YODER; JR
90 HIDDEN VALLEY WAY, MOUNTAIN HOME, AR 72653
Seen Apr 13, 2001 → Nov 1, 2001 · 2 discs WD9GSU
· Amateur Extra · issued Apr 9, 2001, expires Jan 14, 2002
ROBERT A. YODER; JR .
90 HIDDEN VALLEY WAY, MOUNTAIN HOME, AR 72653
WD9GSU in the Printed Callbooks, 1909–1997
From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.
1991 → 1997 · 2 editions WD9GSU · class E
Robert A Yoder Jr 23 W 620 Burdette, Wheaton, IL 60187 Winter 1991 p.1350, 1997 p.1877
1987 · 1 edition WD9GSU · class E
Robert Ayoder Jr 13 W B10 Burdette, Wheaton Winter 1987 p.1172
1982 → 1984 · 3 editions WD9GSU · class E
Robert A Yoder Jr 23w620 Burdette, Wheaton, IL 60187 Winter 1982 p.1078, Winter 1983 p.1112, Winter 1984 p.1156
1981 · 1 edition WD9GSU · class G
Robert A Yoder Ur 23w620 Burdette, Wheaton Winter 1981 p.1040
1980 → 1981 · 2 editions WD9GSU · class G
Robert A Yoder Jr 23w620 Burdette, Wheaton, IL 60187 Winter 1980 p.1032, 1981 p.967
1979 · 1 edition WD9GSU · class G
Robert A Yoder Jr 23w620 Burdelte, Wheaton, IL 60187 Winter 1979 p.460
None → 1978 · 2 editions WD9GSU · class N
Robert A Yoder Jr 23w620 Burdette, Wheaton, IL 60187 None p.1032, Winter 1978 p.893
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for WD9GSU in the last 24 hours. They show up here within seconds of WD9GSU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.