N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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

ROBERT F BAUM

FRN 0003953700 · first licensed Feb 20, 1998 as KB9SCJ · 2 licenses on record

📝 FCC applications (4)

ReceivedFile numberServicePurposeStatusCall
Jun 17, 20210009589613 HAMRenewal + modificationGranted W9RZR
Jun 27, 20110004782458 HAMRenewalGranted W9RZR
Jul 23, 20010000539074 HAMModificationGranted KB9SCJ
Aug 4, 20000000201064 HAMModificationGranted KB9SCJ

Complete licensing history

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Repeaters within 50 miles

144 repeaters within 50 miles of this address, closest first · sort: closest · most active · map these & export for a radio →

● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · click a dot for the repeater's page
● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)
MilesCallNameOutputOffsetToneModeNetworksActivityLocation
8.5 N9IAA Valparaiso
N9IAA EchoLink
 147.1050 +0.6 CC1 DMR (DMR,P25) EchoLink 5762 BrandMeister — Valparaiso, IN
9.2 W3AXL Valparaiso
W3AXL P25Link
 443.5125 +5 CC? DMR (DMR,P25) P25Link — Valparaiso, IN
9.4 N9IAA Valparaiso
N9IAA AllStar
 224.4000 -1.6 TONE 173.8 FM (analog) AllStar 46888 — Valparaiso, IN
9.4 N9IAA Valparaiso
N9IAA AllStar
 29.6300 -0.1 TONE 173.8 FM (analog) AllStar 48933 — Valparaiso, IN
9.5 K9PC
Listed as K9PC - VALPO
 Valparaiso
K9PC BM
 442.2500 +5 CC15 DMR BrandMeister 314920 — Valparaiso, IN
10.1 N9IAA Valparaiso
N9IAA AllStar
 53.5700 -1 TSQL 173.8 FM (analog) AllStar 46673 — Valparaiso, IN
10.1 N9IAA Valparaiso
N9IAA AllStar
 146.6850 -0.6 TSQL 173.8 FM (analog) AllStar 46655 — Valparaiso, IN
10.1 K9PC Valparaiso
K9PC
 146.7750 -0.6 TSQL 131.8 FM (analog) — Valparaiso, IN
10.1 KC9YNM Valparaiso
KC9YNM AllStar
 224.2800 -1.6 TSQL 131.8 FM (analog) AllStar 43591 — Valparaiso, IN
10.1 N9IAA Valparaiso
N9IAA MARC
 441.5750 +5 CC1 DMR DMR-MARC — Valparaiso, IN
11.8 W9SAL La Porte
W9SAL
 444.9500 +5 TSQL 131.8 FM (analog) — La Porte, IN
11.9 N9IAA La Porte
N9IAA MARC
 444.6750 +5 CC1 DMR DMR-MARC — La Porte, IN
12.0 K9JSI La Porte
K9JSI
 146.6100 -0.6 TSQL 131.8 FM (analog) — La Porte, IN
12.6 W9PHD La Porte
W9PHD BM
 439.5500 in 433.5500 CC1 DMR BrandMeister 322698301 — La Porte, IN
13.4 W9LY Michigan City
W9LY WIRES-X
 441.9500 +5 TSQL 131.8 FM (analog) (FM,C4FM) WIRES-X 11421 — Michigan City, IN
13.4 W9LY Michigan City
W9LY AllStar
 146.9700 -0.6 TSQL 131.8 FM (analog) (DMR,FM) AllStar 635952 BrandMeister 314791 — Michigan City, IN
13.8 KD9IAQ Chesterton
KD9IAQ
 440.5500 +5 none FM (analog) — Chesterton, IN
16.6 W9ML Hebron
W9ML AllStar
 444.5500 +5 TSQL 173.8 FM (analog) (DMR,FM) AllStar 66005 BrandMeister 315170 — Hebron, IN
17.7 KN9OX Knox
KN9OX
 145.4100 -0.6 TSQL 131.8 FM (analog) (FM,C4FM) — Knox, IN
17.7 W9QN North Judson
W9QN
 442.9500 +5 TONE 131.8 FM (analog) (FM,C4FM) — North Judson, IN
18.8 KI9U Crown Point
KI9U
 444.2500 +5 TSQL 131.8 FM (analog) — Crown Point, IN
21.1 KA9QJG Hobart
KA9QJG
 147.0450 +0.6 TSQL 131.8 FM (analog) — Hobart, IN
21.1 KA9QJG Hobart
KA9QJG
 444.7500 +5 CC1 DMR — Hobart, IN
21.1 KD9NSC Ogden Dunes
KD9NSC AllStar
 443.0000 +5 TSQL 173.8 FM (analog) AllStar 52318 — Ogden Dunes, IN
23.8 W9LJ Merrillville
W9LJ
 147.0000 +0.6 TSQL 131.8 FM (analog) — Merrillville, IN
23.8 W9LJ Merrillville
W9LJ
 442.0750 +5 TSQL 131.8 FM (analog) — Merrillville, IN
26.1 W9CTO Gary
W9CTO ChicagoLan
 146.9100 -0.6 CC1 DMR ChicagoLand — Gary, IN
26.2 W9EMA Crown Point
W9EMA
 146.7000 -0.6 TSQL 131.8 FM (analog) — Crown Point, IN
26.2 W9EMA Crown Point
W9EMA
 443.4500 +5 TSQL 131.8 FM (analog) — Crown Point, IN
26.2 N9IAA Crown Point
N9IAA MARC
 444.3500 +5 CC1 DMR DMR-MARC — Crown Point, IN
29.2 K9ZLQ Culver
K9ZLQ
 146.6700 -0.6 TONE 131.8 FM (analog) — Culver, IN
30.3 K9WZ Plymouth
K9WZ IRLP
 147.2850 +0.6 TSQL 131.8 FM (analog) EchoLink 7885 IRLP 4330 — Plymouth, IN
30.3 N9GPY Plymouth
N9GPY Crossroads
 444.9250 +5 CC1 DMR Crossroads-DMR — Plymouth, IN
30.8 WB9VRG Cedar Lake
WB9VRG
 146.8350 -0.6 TONE 131.8 FM (analog) — Cedar Lake, IN
31.5 KA9OOI Lowell
KA9OOI
 443.9500 +5 TONE 131.8 FM (analog) — Lowell, IN
31.5 W9LJ Saint John LCHS
W9LJ
 147.2400 +0.6 TSQL 131.8 FM (analog) — Saint John, IN
32.5 KC9VBQ Winamac
KC9VBQ
 145.4800 -0.6 TSQL 131.8 FM (analog) — Winamac, IN
33.1 N9GPY Monterey
N9GPY Crossroads
 443.9250 +5 TSQL 131.8 FM (analog) (DMR,FM) IRLP 4961 Crossroads-DMR — Monterey, IN
33.2 KD9SAD South Bend
KD9SAD BM
 439.5500 in 433.5500 CC1 DMR BrandMeister 318339010 — South Bend, IN
33.5 WB9YPA South Bend
WB9YPA AllStar
 223.9800 -1.6 TSQL 131.8 FM (analog) AllStar 51560 — South Bend, IN
33.6 KA9QJG Hobart
KA9QJG
 224.7400 -1.6 TSQL 131.8 FM (analog) — Hobart, IN
33.8 N9IAA South Bend
N9IAA MARC
 443.4250 +5 CC1 DMR DMR-MARC — South Bend, IN
34.6 N9YOU South Bend
N9YOU
 145.3900 -0.6 TSQL 131.8 FM (analog) (FM,DV) — South Bend, IN
34.7 KD9EJE Whiting
KD9EJE AllStar
 440.5000 +5 CC6 DMR BrandMeister 313361 AllStar 57301 — Whiting, IN
34.9 W9AB South Bend WNIT
W9AB
 147.2250 +0.6 TONE 131.8 FM (analog) (FM,C4FM) — South Bend, IN
34.9 KA9LAW South Bend
KA9LAW
 444.1750 +5 TONE 131.8 FM (analog) (FM,C4FM) — South Bend, IN
34.9 K9SIQ South Bend
K9SIQ
 444.9750 +5 TSQL 107.2 FM (analog) — South Bend, IN
34.9 WB9AGX South Bend
WB9AGX
 147.3900 +0.6 TONE 131.8 FM (analog) — South Bend, IN
35.2 N9JHQ South Bend
N9JHQ
 53.8500 -1 TONE 131.8 FM (analog) — South Bend, IN
35.3 W9AJI Homewood
W9AJI
 442.3750 +5 TSQL 114.8 FM (analog) (FM,P25) — Homewood, IL
36.0 ND1U South Bend Notre
ND1U
 443.3500 +5 TONE 131.8 FM (analog) — South Bend, IN
37.3 W9LRT Bremen
W9LRT WIRES-X
 145.1900 -0.6 TSQL 131.8 FM (analog) (FM,C4FM) WIRES-X 11390 — Bremen, IN
37.6 K9DEW Mishawaka
K9DEW
 147.3300 +0.6 TSQL 131.8 FM (analog) 🗓 2 nets 2 nets · 189 check-ins · 60 stations Mishawaka, IN
37.9 W8MAI Bridgman
W8MAI
 442.7750 +5 TSQL 88.5 FM (analog) — Bridgman, MI
38.8 N9GVU Mishawaka
N9GVU
 147.0900 +0.6 TONE 131.8 FM (analog) — Mishawaka, IN
38.8 K9DEW Mishawaka
K9DEW W9SMJ-NET
 442.0500 +5 CC1 DMR W9SMJ-NET 🗓 2 nets 2 nets · 189 check-ins · 60 stations Mishawaka, IN
39.9 KC8BRS Niles
KC8BRS
 147.1800 +0.6 TONE 94.8 FM (analog) — Niles, MI
41.3 K9QKW Chicago
K9QKW
 146.7300 -0.6 TONE 107.2 FM (analog) — Chicago, IL
43.3 WD9HSY Hazel Crest
WD9HSY
 146.8050 -0.6 TSQL 107.2 FM (analog) — Hazel Crest, IL
43.3 KE8GVB Sumnerville
KE8GVB
 442.8250 +5 none D-STAR — Sumnerville, MI
43.4 KE8GVB Sumnerville
KE8GVB
 145.1400 -0.6 none D-STAR — Sumnerville, MI
43.6 W9YPC Markham
W9YPC
 147.1350 +0.6 TONE 107.2 FM (analog) — Markham, IL
43.7 W9SRC Blue Island Metr
W9SRC IRLP
 146.6400 -0.6 TSQL 107.2 FM (analog) EchoLink 763923 IRLP 63923 — Blue Island, IL
43.7 W9SRC Blue Island
W9SRC
 442.6750 +5 TSQL 131.8 FM (analog) (FM,C4FM) — Blue Island, IL
44.1 K9RCR Rochester
K9RCR
 442.7000 +5 TONE 131.8 FM (analog) (FM,C4FM) — Rochester, IN
44.8 KI9U Morocco
KI9U
 145.3300 -0.6 TSQL 131.8 FM (analog) (FM,C4FM) — Morocco, IN
44.9 WD9ATU Nappanee
WD9ATU
 443.0250 +5 TONE 97.4 FM (analog) — Nappanee, IN
45.0 K9VJ Chicago
K9VJ BM
 440.9750 +5 CC1 DMR BrandMeister 310095602 — Chicago, IL
45.5 KB9VR Monee
KB9VR AllStar
 441.8750 +5 TSQL 114.8 FM (analog) AllStar 622237 — Monee, IL
45.6 N9ZD Oak Forest
N9ZD BM
 443.2750 +5 TSQL 114.8 FM (analog) (DMR,FM) BrandMeister 312361 — Oak Forest, IL
47.2 KB8VIM Saint Joseph
KB8VIM
 146.7200 -0.6 TSQL 131.8 FM (analog) — Saint Joseph, MI
47.5 W9AGW Crestwood
W9AGW AllStar
 446.5000 -5 CC1 DMR BrandMeister 311704964 AllStar 516598 — Crestwood, IL
47.8 KC9DTO Chicago
KC9DTO chi-dmr
 444.1250 +0.6 CC10 DMR chi-dmr — Chicago, IL
47.9 W9IC Tinley Park
W9IC
 441.8000 +5 TSQL 107.2 FM (analog) — Tinley Park, IL
48.0 W9SRO Chicago
W9SRO IRLP
 147.1500 +0.6 TSQL 107.2 FM (analog) EchoLink 638271 IRLP 38271 — Chicago, IL
48.0 KC9EBB Chicago
KC9EBB
 223.8800 -1.6 TSQL 110.9 FM (analog) — Chicago, IL
48.0 W9TMC Chicago
W9TMC
 224.0200 -1.6 TONE 103.5 FM (analog) — Chicago, IL
48.0 WA9ORC Chicago
WA9ORC AllStar
 224.1000 -1.6 TSQL 110.9 FM (analog) AllStar 555490 🗓 2 nets 2 nets Chicago, IL
48.0 W9BMK Chicago
W9BMK ChicagoLan
 440.3000 +5 CC1 DMR (DMR,P25) ChicagoLand — Chicago, IL
48.0 K9NBC Chicago
K9NBC
 442.4000 +5 TSQL 114.8 FM (analog) — Chicago, IL
48.0 N9OZG Chicago
N9OZG
 442.5750 +5 TSQL 131.8 FM (analog) — Chicago, IL
48.0 K9VO Chicago
K9VO ChicagoLand
 443.9250 +5 CC1 DMR ChicagoLand — Chicago, IL
48.0 AC9WM Chicago
AC9WM
 444.6250 +5 TSQL 114.8 FM (analog) — Chicago, IL
48.0 KE9CJD Town L0C4T0R
KE9CJD BM
 433.4500 +5 CC1 DMR BrandMeister 3215466 — Town, L0C4T0R, IL
48.0 K9MTV Loves Park
K9MTV BM
 449.3275 -20 CC2 DMR BrandMeister 321889302 — Loves Park, IL
48.1 WA9VGI Chicago
WA9VGI
 442.9750 +5 CC4 DMR — Chicago, IL
48.1 K9DEW Middlebury
K9DEW EchoLink
 146.6400 -0.6 TSQL 141.3 FM (analog) EchoLink 645025 🗓 2 nets 2 nets · 189 check-ins · 60 stations Middlebury, IN
48.1 KB9WSL Rochester
KB9WSL
 146.8050 -0.6 TSQL 131.8 FM (analog) (FM,C4FM) 🗓 3 nets 3 nets · 35 check-ins · 11 stations Rochester, IN
48.1 KC9GMH Elkhart
KC9GMH
 145.2500 -0.6 TSQL 141.3 FM (analog) — Elkhart, IN
48.1 K9DEW Elkhart
K9DEW
 145.4300 -0.6 TSQL 141.3 FM (analog) 🗓 2 nets 2 nets · 189 check-ins · 60 stations Elkhart, IN
48.1 KC9GMH Elkhart
KC9GMH
 224.0800 -1.6 TONE 141.3 FM (analog) — Elkhart, IN
48.1 K9DEW Elkhart
K9DEW
 224.9000 -1.6 TONE 131.8 FM (analog) 🗓 2 nets 2 nets · 189 check-ins · 60 stations Elkhart, IN
48.1 KC9GMH Elkhart
KC9GMH
 442.3750 +5 TONE 141.3 FM (analog) — Elkhart, IN
48.1 AA9JC Elkhart
AA9JC
 443.4750 +5 TSQL 131.8 FM (analog) — Elkhart, IN
48.1 K9DEW Elkhart
K9DEW W9SMJ-NET
 444.0500 +5 CC1 DMR W9SMJ-NET 🗓 2 nets 2 nets · 189 check-ins · 60 stations Elkhart, IN
48.1 KC9GMH Elkhart
KC9GMH
 927.2125 -25 TONE 141.3 FM (analog) — Elkhart, IN
48.1 N8AES Elkhart
N8AES
 442.6000 +5 TONE 131.8 FM (analog) — Elkhart, IN
48.1 N8AES Elkhart
N8AES
 927.9750 -25 TONE 131.8 FM (analog) — Elkhart, IN
48.2 AA9VI Chicago
AA9VI TriStateDM
 441.2188 +5 CC1 DMR TriStateDMR — Chicago, IL
48.2 NS9RC Chicago
NS9RC
 442.7250 +5 TSQL 114.8 FM (analog) 🗓 2 nets 2 nets Chicago, IL
48.2 N9BBM Chicago
N9BBM
 224.6200 -1.6 TSQL 110.9 FM (analog) — Chicago, IL
48.2 N9KD Chicago
N9KD IRLP
 444.0000 +5 CC0 DMR IRLP 3300 — Chicago, IL
48.3 N9YUE Chicago
N9YUE BM
 433.1875 +5 CC1 DMR BrandMeister 311729202 — Chicago, IL
48.3 W9HRC Chicago Block 37
W9HRC
 442.1250 +5 TSQL 167.9 FM (analog) — Chicago, IL
48.3 N9BBM Chicago CBS
N9BBM
 441.9000 +5 TSQL 100.0 FM (analog) — Chicago, IL
48.5 K1BDX Chicago
K1BDX IRLP
 446.8750 simplex TSQL 100.0 FM (analog) IRLP 8724 IRLP 3326 IRLP 7826 — Chicago, IL
48.5 W9DIG Chicago
W9DIG
 440.0938 +5 none D-STAR (DV,DMR) — Chicago, IL
48.5 W9BMK Chicago
W9BMK
 444.1250 +5 CC1 DMR — Chicago, IL
48.5 KB9NTX Oak Lawn
KB9NTX
 224.3000 -1.6 TSQL 110.9 FM (analog) — Oak Lawn, IL
48.7 W9AJI Peotone
W9AJI BM
 441.2750 +5 TSQL 114.8 FM (analog) (DMR,FM) BrandMeister 312835 — Peotone, IL
48.7 KD9KAF Chicago
KD9KAF BM
 443.6250 +5 CC1 DMR BrandMeister 3102316 — Chicago, IL
48.8 W9OAR Oak Lawn
W9OAR
 444.9000 +5 TONE 114.8 FM (analog) — Oak Lawn, IL
49.0 W8MAI Saint Joseph
W8MAI
 442.2750 +5 none D-STAR — Saint Joseph, MI
49.0 WD9BBE Chicago
WD9BBE ChicagoLa
 442.9750 +5 CC4 DMR ChicagoLand — Chicago, IL
49.0 KC9MNL Chicago
KC9MNL ChicagoLa
 440.4000 in 445.0000 CC1 DMR ChicagoLand — Chicago, IL
49.0 K9TOW Chicago
K9TOW ChicagoLan
 441.3313 +5 CC4 DMR ChicagoLand — Chicago, IL
49.0 N9OZR Chicago
N9OZR ChicagoLan
 440.2000 +5 CC1 DMR ChicagoLand — Chicago, IL
49.0 W9DIG Chicago
W9DIG Mixed-Mode
 440.8562 +5 CC1 DMR Mixed-Mode — Chicago, IL
49.0 K9QI Chicago
K9QI DMRPlus-Tes
 440.9000 +5 CC1 DMR DMRPlus-Test — Chicago, IL
49.0 AA9RA Chicago
AA9RA BM
 442.1750 +5 CC1 DMR BrandMeister 315032 BrandMeister 315043 — Chicago, IL
49.1 KC9GMH Elkhart
KC9GMH
 53.1700 -1 TSQL 141.3 FM (analog) — Elkhart, IN
49.1 KC9GMH Elkhart City S
KC9GMH
 145.3800 -0.6 TONE 141.3 FM (analog) — Elkhart, IN
49.4 WA9ORC Chicago Lincoln
WA9ORC AllStar
 146.7600 -0.6 TSQL 107.2 FM (analog) (FM,P25) AllStar 555491 🗓 2 nets 2 nets Chicago, IL
49.4 WA9ORC Chicago
WA9ORC AllStar
 443.7500 +5 TSQL 114.8 FM (analog) (FM,P25) AllStar 555492 EchoLink 62478 🗓 2 nets 2 nets Chicago, IL
20.5 N9TAX offline Hebron
N9TAX
 442.3500 +5 TONE 131.8 FM (analog) — Hebron, IN
26.1 W9CTO offline Gary
W9CTO Hoosier-DM
 442.7500 +5 CC1 DMR Hoosier-DMR — Gary, IN
29.1 N9GPY offline Culver
N9GPY IRLP
 443.2500 +5 TONE 131.8 FM (analog) (DMR,FM) IRLP 4960 BrandMeister 311690 — Culver, IN
32.6 N9GVU offline South Bend
N9GVU IRLP
 444.1000 +5 TSQL 131.8 FM (analog) IRLP 4213 — South Bend, IN
38.4 WB9YPA offline Niles
WB9YPA
 224.5000 -1.6 TSQL 94.8 FM (analog) — Niles, MI
39.9 WB9WYR offline Niles
WB9WYR
 444.1250 +5 TONE 94.8 FM (analog) — Niles, MI
44.8 KI9U offline Morocco
KI9U
 442.9250 +5 TSQL 131.8 FM (analog) — Morocco, IN
47.7 W9BMK offline Chicago
W9BMK IRLP
 446.8750 simplex TSQL 110.9 FM (analog) IRLP 8285 — Chicago, IL
48.0 WD9GEH offline Chicago
WD9GEH
 224.0600 -1.6 TSQL 110.9 FM (analog) — Chicago, IL
48.0 AB9OV offline Chicago
AB9OV IRLP
 442.1750 +5 TSQL 114.8 FM (analog) IRLP 8645 — Chicago, IL
48.0 K9QKW offline Chicago
K9QKW
 443.3750 +5 TONE 114.8 FM (analog) — Chicago, IL
48.0 K9SAD offline Chicago
K9SAD
 443.8000 +5 TSQL 114.8 FM (analog) — Chicago, IL
48.1 KC9DFK offline Chicago AON
KC9DFK
 443.6750 +5 TSQL 114.8 P25 — Chicago, IL
48.2 W9TMC offline Chicago
W9TMC
 444.7250 +5 TONE 103.5 FM (analog) — Chicago, IL
48.3 K1BDX offline Chicago
K1BDX IRLP
 146.5350 simplex TSQL 100.0 FM (analog) IRLP 3775 IRLP 3772 IRLP 3778 IRLP 3770 — Chicago, IL
48.4 K1BDX offline Chicago
K1BDX IRLP
 147.5700 simplex TSQL 100.0 FM (analog) IRLP 3776 — Chicago, IL
48.5 W9GN offline Chicago
W9GN
 145.1100 -0.6 TSQL 107.2 FM (analog) (FM,P25) — Chicago, IL
48.5 KB9NTX offline Chicago
KB9NTX
 442.4500 +5 TSQL 114.8 FM (analog) (FM,DMR) — Chicago, IL
48.8 KB9WGA offline Oak Lawn
KB9WGA
 444.6500 +5 TSQL 110.9 FM (analog) — Oak Lawn, IL
49.7 KU8Y offline Dowagiac
KU8Y
 145.2100 -0.6 TSQL 94.8 FM (analog) — Dowagiac, MI

Vanity applications

Filed · AwardApplicantRequested (in order)Status
Filed Jul 23, 2001
Granted Jun 17, 2021
0000539074
 KB9SCJ · ROBERT F BAUM · General
Attn: ROBERT F BAUM · 8602W 900S, WANATAH, IN 46390
41.4195, -86.8815 (ZIP center) · Grid EN61nk · CQ 4 · ITU 8 · map ↗
1.W9RZR ✓ granted
2.W9ZZR held
4.K9RZR held
 Granted
got W9RZR