AJ4UM
Individual Licensee
Active
AJ4UM is
an active
FCC Amateur Radio license
(Extra class) issued to Walter R. Christen
in Knoxville, TN
. Granted January 20, 2021
; expires March 29, 2031.
License Details
Licensee Name
Walter R. Christen
Entity Type
Individual
Operator Class
Grant Date
January 20, 2021
Expiration Date
March 29, 2031
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0004881850
Location & Details
Address
2101 Kangaroo Lane
City / State / ZIP
Knoxville, TN
37932
Browse State
Browse City
Trustee
Walter Christen
Previous Call Sign
Previous Class
General
Call Sign Group
Group A
(shortest 1×2 and 2×1 format, Extra class only)
Region Code
4
(FCC geographic call sign district)