Universal Licensing System

WQYH757

License details

ULS identifier	3853198
Call sign	WQYH757
Radio service	YG
Status	A
Grant date	2016-10-04
Expiration	2026-10-04
Frequency range	461.75625 - 469.875 MHz (26 frequencies)
Locations	3
Representative location	HAYWARD, ALAMEDA, CA
Coordinates	37.6628611, -122.0258056
Source archive	l_LMpriv.zip
Dataset refreshed	2026-08-02 01:14:20

Licensee

Name	Crystal SMR Inc.
Applicant type	C
FRN	0005749403
Location	San Leandro, CA
Address	1601 Neptune Drive, San Leandro, CA, 94577
Phone	5108959500
Email	[email protected]

Frequency assignments

Location	Antenna	Station class	Assigned MHz	Output W	ERP W
1	1	FB6	461.75625000	25.000000	50.000000
2	1	MO6	461.75625000	40.000000	40.000000
1	1	FB6	461.89375000	25.000000	50.000000
1	1	FB6	462.03125000	25.000000	50.000000
2	1	MO6	462.03125000	40.000000	40.000000
1	1	FB6	462.94375000	25.000000	50.000000
2	1	MO6	462.94375000	40.000000	40.000000
1	1	FB6	463.21875000	25.000000	50.000000
1	1	FB6	463.25000000	25.000000	50.000000
1	1	FB6	463.33125000	25.000000	50.000000
1	1	FB6	463.48750000	25.000000	50.000000
1	1	FB6	463.78750000	25.000000	50.000000
1	1	FB6	463.88750000	25.000000	50.000000
1	1	FB6	464.22500000	25.000000	50.000000
1	1	FB6	464.41875000	25.000000	50.000000
2	1	MO6	464.41875000	40.000000	40.000000
1	1	FB6	464.78125000	25.000000	50.000000
2	1	MO6	464.78125000	40.000000	40.000000
1	1	FB6	464.87500000	25.000000	50.000000
2	1	MO6	466.75625000	40.000000	40.000000
2	1	MO6	466.89375000	40.000000	40.000000
2	1	MO6	467.03125000	40.000000	40.000000
2	1	MO6	467.94375000	40.000000	40.000000
2	1	MO6	468.21875000	40.000000	40.000000
2	1	MO6	468.25000000	40.000000	40.000000
3	1	FX1	468.25000000	40.000000	40.000000
2	1	MO6	468.33125000	40.000000	40.000000
2	1	MO6	468.48750000	40.000000	40.000000
3	1	FX1	468.48750000	40.000000	40.000000
2	1	MO6	468.78750000	40.000000	40.000000
2	1	MO6	468.88750000	40.000000	40.000000
3	1	FX1	468.88750000	40.000000	40.000000
2	1	MO6	469.22500000	40.000000	40.000000
3	1	FX1	469.22500000	40.000000	40.000000
2	1	MO6	469.41875000	40.000000	40.000000
2	1	MO6	469.78125000	40.000000	40.000000
2	1	MO6	469.87500000	40.000000	40.000000
3	1	FX1	469.87500000	40.000000	40.000000

Emission designators

Location	Antenna	Frequency MHz	Emission
1	1	461.75625000	4K00F1D
1	1	461.75625000	4K00F1E
2	1	461.75625000	4K00F1D
2	1	461.75625000	4K00F1E
1	1	461.89375000	4K00F1D
1	1	461.89375000	4K00F1E
1	1	462.03125000	4K00F1D
1	1	462.03125000	4K00F1E
2	1	462.03125000	4K00F1E
2	1	462.03125000	4K00F1D
1	1	462.94375000	4K00F1E
1	1	462.94375000	4K00F1D
2	1	462.94375000	4K00F1D
2	1	462.94375000	4K00F1E
1	1	463.21875000	4K00F1D
1	1	463.21875000	4K00F1E
1	1	463.25000000	4K00F1D
1	1	463.25000000	4K00F1E
1	1	463.33125000	4K00F1E
1	1	463.33125000	4K00F1D
1	1	463.48750000	4K00F1D
1	1	463.48750000	4K00F1E
1	1	463.78750000	4K00F1D
1	1	463.78750000	4K00F1E
1	1	463.88750000	4K00F1D
1	1	463.88750000	4K00F1E
1	1	464.22500000	4K00F1E
1	1	464.22500000	4K00F1D
1	1	464.41875000	4K00F1D
1	1	464.41875000	4K00F1E
2	1	464.41875000	4K00F1D
2	1	464.41875000	4K00F1E
1	1	464.78125000	4K00F1E
1	1	464.78125000	4K00F1D
2	1	464.78125000	4K00F1D
2	1	464.78125000	4K00F1E
1	1	464.87500000	4K00F1E
1	1	464.87500000	4K00F1D
2	1	466.75625000	4K00F1E
2	1	466.75625000	4K00F1D
2	1	466.89375000	4K00F1E
2	1	466.89375000	4K00F1D
2	1	467.03125000	4K00F1D
2	1	467.03125000	4K00F1E
2	1	467.94375000	4K00F1D
2	1	467.94375000	4K00F1E
2	1	468.21875000	4K00F1E
2	1	468.21875000	4K00F1D
2	1	468.25000000	4K00F1E
2	1	468.25000000	4K00F1D
3	1	468.25000000	4K00F1E
3	1	468.25000000	4K00F1D
2	1	468.33125000	4K00F1D
2	1	468.33125000	4K00F1E
2	1	468.48750000	4K00F1D
2	1	468.48750000	4K00F1E
3	1	468.48750000	4K00F1D
3	1	468.48750000	4K00F1E
2	1	468.78750000	4K00F1D
2	1	468.78750000	4K00F1E
2	1	468.88750000	4K00F1D
2	1	468.88750000	4K00F1E
3	1	468.88750000	4K00F1D
3	1	468.88750000	4K00F1E
2	1	469.22500000	4K00F1E
2	1	469.22500000	4K00F1D
3	1	469.22500000	4K00F1D
3	1	469.22500000	4K00F1E
2	1	469.41875000	4K00F1E
2	1	469.41875000	4K00F1D
2	1	469.78125000	4K00F1D
2	1	469.78125000	4K00F1E
2	1	469.87500000	4K00F1E
2	1	469.87500000	4K00F1D
3	1	469.87500000	4K00F1E
3	1	469.87500000	4K00F1D

Licensed locations

Location	Type	Address	Coordinates	Ground elevation	Structure	Height
1	T	27460 FAIRVIEW, HAYWARD, ALAMEDA, CA	37.66286111, -122.02580556	320.000 m	GTOWER	36.000 m structure / 36.000 m overall
2	T
3	T	CA

Antennas

Location	Antenna	Type	Height	Radiation center
1	1	T	24.000 m	222.000
1	2	T
1	3	T

Control points

Number	Address	County	Phone
1	1601 Neptune Drive, San Leandro, CA	ALAMEDA	5108959500

License history

Date	File or call sign	Action
2026-07-13	WQYH757	LETRES
2021-10-08	WQYH757	LIMOD
2019-05-29	WQYH757	LETCNS
2018-08-23	WQYH757	LIMOD
2016-10-04	WQYH757	LIISS

Sources and provenance

Source	Source record	Retrieved	Match
ULS	3853198	2026-08-02 01:14:20	Official Bulk Record

Selected field provenance

Field	Displayed value	Source	Observed
Call Sign	WQYH757	ULS 3853198	2026-08-02 01:14:20
Status	A	ULS 3853198	2026-08-02 01:14:20
Service	YG	ULS 3853198	2026-08-02 01:14:20
Grant Date	2016-10-04	ULS 3853198	2026-08-02 01:14:20
Expiration Date	2026-10-04	ULS 3853198	2026-08-02 01:14:20