🕒 FCC license data updated today 7:16 am CDT (FCC files through Oct 22, 2026) · next update tomorrow 6:00 am CDT
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)
KB9DCA HAM
✅ Available for a vanity request — free since Aug 14, 2013.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Aug 14, 2013
Previous holder: ROBERT V ROSENWALD
Held KB9DCA Aug 13, 1991 → Aug 13, 2011
· first licensed Aug 13, 1991 as KB9DCA
· 1 license · FRN 0005601737 📖 In the printed callbooks since 1990 as KB9DCA, before the FCC's online records
KB9DCAExpiredTechnicianAug 13, 1991 → Aug 13, 2011 (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 Nov 1, 2001 → Apr 17, 2003 · 4 discs KB9DCA
· Technician · issued Jul 9, 2001, expires Aug 13, 2011
ROBERT V. ROSENWALD
5465 ORLEANS LANE 3, PLYMOUTH, MN 55442
Seen Oct 31, 1994 → Apr 13, 2001 · 13 discs KB9DCA
· Technician Plus · issued Aug 13, 1991, expires Aug 13, 2001
ROBERT V. ROSENWALD
30190 W BURLINGAME LK RD, DANBURY, WI 54830
Seen Sep 9, 1993 → May 3, 1994 · 2 discs KB9DCA
· Technician · issued Aug 13, 1991, expires Aug 13, 2001
ROBERT V ROSENWALD
30190 W BURLINGAME LK RD, DANBURY, WI 54830
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Oct 18, 2026 · 50 snapshots · as KB9DCA
ROBERT V ROSENWALD
5465 ORLEANS LANE 3, PLYMOUTH, MN 55442
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.
1990 → 1997 · 6 editions KB9DCA · class P
Robert V Rosenwald 30190 W Burlingame Lk Rd, N Antonio M Carbo, 1202 S Prairie Ave, Barrington, IL 60010 Winter 1990 p.1224, Winter 1991 p.1327, Winter 1992 p.1382, 1993 p.1499, 1995 p.1732, 1997 p.1855
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for KB9DCA in the last 24 hours. They show up here within seconds of KB9DCA beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.