Universal Licensing System

WRCI431

License details

ULS identifier	4089663
Call sign	WRCI431
Radio service	CF
Status	A
Grant date	2018-10-10
Expiration	2028-10-10
Frequency range	17820 - 18060 MHz (3 frequencies)
Locations	1
Coordinates	38.0247778, -120.3338056
Source archive	l_micro.zip
Dataset refreshed	2026-08-02 02:47:13

Licensee

Name	Cal.net, Inc.
Applicant type	C
FRN	0020855656
Location	Shingle Springs, CA
Address	4045 Sunset Lane, Shingle Springs, CA, 95682
Phone	5306721078
Email	[email protected]

Frequency assignments

Location	Antenna	Station class	Assigned MHz
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	1	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	2	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	3	FXO	17820.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	5	FXO	17915.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	1	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	2	FXO	17980.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000
1	4	FXO	18060.00000000

Emission designators

Location	Antenna	Frequency MHz	Emission
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	1	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	2	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	3	17820.00000000	80M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	5	17915.00000000	50M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	1	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	2	17980.00000000	80M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W
1	4	18060.00000000	56M0D7W

Licensed locations

Location	Type	Address	Coordinates	Ground elevation	Structure	Height	NEPA
1	T	Top of Telegraph Hill, N Bald Mtn Rd & Big Hill Rd (Telegraph Hill #8517), Sonora, TUOLUMNE, CA	38.03080556, -120.35186111	1139.300 m	GTOWER	53.600 m structure / 60.300 m overall	N
2	R		37.97986111, -120.40291667	746.100 m
3	R		37.98244444, -120.40183333	730.400 m
4	R		38.02477778, -120.33380556	782.500 m

Antennas

Location	Antenna	Type	Make / model	Polarization	Gain dB	Azimuth
1	1	T	RFS SCX3-190A	H	43.3000	218.4000
1	2	R	RFS SCX3-190A		43.3000
1	3	R	COMMSCOPE VHLP2-18C		39.0000
1	4	R	RFS SB2-190C		39.0000
2	1	T	RFS SCX3-190A	V	43.3000	218.4000
2	2	R	RFS SCX3-190A		43.3000
2	4	R	RFS SB2-190C		39.0000
3	1	T	COMMSCOPE VHLP2-18C	S	39.0000	219.3000
4	1	T	RFS SB2-190C	V	39.0000	112.9000
5	1	T	RFS SB2-190C	V	39.0000	112.9000

License history

Date	File or call sign	Action
2024-09-15	WRCI431	PAATRM
2024-09-15	WRCI431	LOATRM
2024-09-15	WRCI431	ANATRM
2024-09-15	WRCI431	FRATRM
2024-07-10	WRCI431	LETTRS
2024-07-10	WRCI431	PNLISR
2024-03-05	WRCI431	LETCNS
2022-12-06	WRCI431	LIMOD
2022-02-01	WRCI431	LIMOD
2021-09-20	WRCI431	LIMOD
2020-01-14	WRCI431	LETCNS
2018-10-10	WRCI431	LIISS

Sources and provenance

Source	Source record	Retrieved	Match
ULS	4089663	2026-08-02 02:47:13	Official Bulk Record

Selected field provenance

Field	Displayed value	Source	Observed
Call Sign	WRCI431	ULS 4089663	2026-08-02 02:47:13
Status	A	ULS 4089663	2026-08-02 02:47:13
Service	CF	ULS 4089663	2026-08-02 02:47:13
Grant Date	2018-10-10	ULS 4089663	2026-08-02 02:47:13
Expiration Date	2028-10-10	ULS 4089663	2026-08-02 02:47:13