FCC.reportPublic regulatory filings
FCC Registration Number

FRN 0007473069

GTCO CalComp

CORES registration

Entity name
GTCO CalComp
Entity type
Private Sector , Corporation
Registration date
2002-07-30
Contact organization
GTCO/CalComp
Contact position
HWEngManager
Contact name
Mr Dana G Doubrava
Contact address
14555 n 82 st, Scottsdale, AZ 85260, United States
Contact email
[email protected]
CORES status
available
Last checked
2026-09-01 12:35:16

Connected companies

CompanyRelationshipSourceConfidence
eInstruction GTCO Holdings LLCregistrantCORES100.0%
eInstruction GTCO Holdings LLCapplicantFCCID95.0%
eInstruction GTCO Holdings LLCregistrantFCCID100.0%

Public regulatory phone numbers

NumberContactSourceConfidence
(480) 443-2287Mr Dana G Doubrava HWEngManagerCORES100.0%

FCC ID filings

DateFCC IDModelApplicant
2001-05-21ECPMENUPADMENUPADeInstruction GTCO Holdings LLC
2001-05-08ECPDBIRF916DBIRF916eInstruction GTCO Holdings LLC
2001-05-08ECPJUNCTIONBOXJUNCTIONBOXeInstruction GTCO Holdings LLC
2001-05-08ECPRFDBIRFDBIeInstruction GTCO Holdings LLC
2000-07-13ECPDB2000DB2000eInstruction GTCO Holdings LLC
1999-07-06ECPUSBUSBeInstruction GTCO Holdings LLC
1999-05-25ECPITIITIeInstruction GTCO Holdings LLC
1998-11-03ECP1118011180eInstruction GTCO Holdings LLC
1998-11-03ECP1118011180eInstruction GTCO Holdings LLC
1998-07-14ECP1112011120eInstruction GTCO Holdings LLC
1998-07-14ECP1112011120eInstruction GTCO Holdings LLC
1997-10-02ECP60930216093021eInstruction GTCO Holdings LLC
1996-08-13ECP1005010050eInstruction GTCO Holdings LLC
1996-08-12ECPESTIMATIIESTIMATIIeInstruction GTCO Holdings LLC
1996-08-05ECP1009010090eInstruction GTCO Holdings LLC
1995-10-12ECPPPP2PPP2eInstruction GTCO Holdings LLC
1995-09-29ECP32050A32050AeInstruction GTCO Holdings LLC
1995-09-29ECP3205032050eInstruction GTCO Holdings LLC
1995-09-20ECPPCURSORIIPCURSORIIeInstruction GTCO Holdings LLC
1995-06-22ECPPLTPPLTPeInstruction GTCO Holdings LLC
1995-06-22ECPPCURSOR4PCURSOR4eInstruction GTCO Holdings LLC
1995-06-22ECPPPPPPPeInstruction GTCO Holdings LLC
1995-06-22ECPPCURSOR16PCURSOR16eInstruction GTCO Holdings LLC
1994-03-15ECP31120B31120BeInstruction GTCO Holdings LLC
1994-03-01ECP31090BA31090BAeInstruction GTCO Holdings LLC
1994-03-01ECP31090B31090BeInstruction GTCO Holdings LLC
1994-02-28ECP31120BA31120BAeInstruction GTCO Holdings LLC
1993-12-02ECP31090A31090AeInstruction GTCO Holdings LLC
1993-12-02ECP31180A31180AeInstruction GTCO Holdings LLC
1993-12-02ECP3118031180eInstruction GTCO Holdings LLC
1993-12-02ECP3109031090eInstruction GTCO Holdings LLC
1993-12-02ECP3112031120eInstruction GTCO Holdings LLC
1993-12-02ECP31120A31120AeInstruction GTCO Holdings LLC
1993-09-01ECP3348433484eInstruction GTCO Holdings LLC
1992-12-16ECP4LT4LTeInstruction GTCO Holdings LLC
1992-12-08ECP4PP4PPeInstruction GTCO Holdings LLC
1992-11-16ECP3336433364eInstruction GTCO Holdings LLC
1992-06-10ECPCLCURSOR16CLCURSOR16eInstruction GTCO Holdings LLC
1992-06-08ECPCLCURSOR4CLCURSOR4eInstruction GTCO Holdings LLC
1992-06-08ECPLTPLTPeInstruction GTCO Holdings LLC
1992-06-05ECPCLPENCLPENeInstruction GTCO Holdings LLC
1992-06-04ECP3360033600eInstruction GTCO Holdings LLC
1992-06-04ECP3318033180eInstruction GTCO Holdings LLC
1992-06-04ECP3324033240eInstruction GTCO Holdings LLC
1992-06-04ECP3336033360eInstruction GTCO Holdings LLC
1992-06-04ECP3312033120eInstruction GTCO Holdings LLC
1992-06-04ECP3348033480eInstruction GTCO Holdings LLC
1992-06-04ECPPPPPeInstruction GTCO Holdings LLC
1992-01-22ECP3307033070eInstruction GTCO Holdings LLC
1991-06-24ECP60930116093011eInstruction GTCO Holdings LLC
1991-06-24ECP60930126093012eInstruction GTCO Holdings LLC
1990-09-11ECP6ES233606ES23360eInstruction GTCO Holdings LLC
1990-09-10ECP6ES234806ES23480eInstruction GTCO Holdings LLC
1990-07-25ECP6ES236006ES23600eInstruction GTCO Holdings LLC
1989-10-17ECP6ES331106ES33110eInstruction GTCO Holdings LLC
1988-06-07ECP6ES5083216ES508321eInstruction GTCO Holdings LLC
1988-05-24ECP6ES5083226ES508322eInstruction GTCO Holdings LLC
1988-04-12ECP6ES231806ES23180eInstruction GTCO Holdings LLC
1987-11-24ECP6ES232406ES23240eInstruction GTCO Holdings LLC
1987-11-24ECP6ES231816ES23181eInstruction GTCO Holdings LLC
1987-11-19ECP6ES231216ES23121eInstruction GTCO Holdings LLC
1987-11-17ECP6ES232416ES23241eInstruction GTCO Holdings LLC
1987-04-01ECP6ESSLC23006ESSLC2300eInstruction GTCO Holdings LLC
1987-03-18ECP6ES508312A6ES508312AeInstruction GTCO Holdings LLC
1987-03-18ECP6ES508311A6ES508311AeInstruction GTCO Holdings LLC
1986-07-28ECP6ES251206ES25120eInstruction GTCO Holdings LLC
1986-07-28ECP6ES251806ES25180eInstruction GTCO Holdings LLC
1986-05-23ECP6ES200646ES20064eInstruction GTCO Holdings LLC
1986-05-13ECP6ES201146ES20114eInstruction GTCO Holdings LLC
1985-04-01ECP6ES21100-016ES21100-01eInstruction GTCO Holdings LLC

Source provenance

SystemRecordRecorded nameRaw FRNObserved
FCCIDOVr8eZv+afZlvKrabQXoDA==:ECPPCURSOR4eInstruction GTCO Holdings LLC00074730692026-09-13 01:15:38
FCCIDn9b0XtH8xo9pv8oVqG/FsA==:ECPPCURSOR16eInstruction GTCO Holdings LLC00074730692026-09-10 12:45:29
FCCIDn/sq2/AbWdjAyMQ8SVMIuA==:ECPLTPeInstruction GTCO Holdings LLC00074730692026-09-10 09:15:25
FCCIDmAOrlbFQaiiGjZtl2zG0Aw==:ECP33120eInstruction GTCO Holdings LLC00074730692026-09-09 08:45:22
FCCIDm8JMuOf1x1ylgP4nTyeprA==:ECPRFDBIeInstruction GTCO Holdings LLC00074730692026-09-09 07:15:27
FCCIDlWEBPPZVEd+VT3B27k5vjQ==:ECPPPP2eInstruction GTCO Holdings LLC00074730692026-09-08 23:15:25
FCCIDLhLKMEh3IZAg8dV+dBUq7w==:ECPESTIMATIIeInstruction GTCO Holdings LLC00074730692026-09-08 02:15:20
FCCIDLdiMw91hTQ/ukNpEHsOvRQ==:ECP10090eInstruction GTCO Holdings LLC00074730692026-09-07 20:45:16
FCCIDKt05vLYwkiD6mhPnfMv4iw==:ECPCLCURSOR4eInstruction GTCO Holdings LLC00074730692026-09-05 06:15:06
CORES0007473069GTCO CalComp00074730692026-09-01 12:35:16
FCCIDJuXIbCsS7wWpBNAl6FnHxw==:ECP4LTeInstruction GTCO Holdings LLC00074730692026-09-01 10:14:47
FCCIDjovTcKrUWJgV3UYYnnsm0A==:ECPPPPeInstruction GTCO Holdings LLC00074730692026-08-31 02:44:48
FCCIDj1yq1WZzk5rT0l9p0wQNpQ==:ECPCLPENeInstruction GTCO Holdings LLC00074730692026-08-29 06:44:39
FCCIDINbDh1xAICrul8F70ltYxg==:ECP6ES23180eInstruction GTCO Holdings LLC00074730692026-08-28 10:14:37
FCCIDIJjH9OQLsFAsqC+/Wgpvlw==:ECP33360eInstruction GTCO Holdings LLC00074730692026-08-28 05:14:33
FCCIDiGAYZjHwEzni6nxcc7vKrQ==:ECP31090BeInstruction GTCO Holdings LLC00074730692026-08-28 01:14:30
FCCIDHuO4Z7IjrwBt4/lDnbvRfg==:ECP6ES20064eInstruction GTCO Holdings LLC00074730692026-08-25 00:44:19
FCCIDgrLraWkxPDpBYjGcyndnOQ==:ECP4PPeInstruction GTCO Holdings LLC00074730692026-08-22 15:14:04
FCCIDgcxflzFK/Wpojfgf1zbHYA==:ECP32050eInstruction GTCO Holdings LLC00074730692026-08-21 23:44:00
FCCIDf5KShngkAxW5KBwe1DlwmQ==:ECP33364eInstruction GTCO Holdings LLC00074730692026-08-19 18:13:50
FCCIDEu2RcI05jugt/1yTxuu8YQ==:ECP6ES33110eInstruction GTCO Holdings LLC00074730692026-08-18 17:49:25
FCCIDEGK+RsyevBKv9N3hfiTauA==:ECPJUNCTIONBOXeInstruction GTCO Holdings LLC00074730692026-08-17 22:19:23
FCCIDEetRX6DPUujvR8upesjIrg==:ECP6093012eInstruction GTCO Holdings LLC00074730692026-08-17 17:19:20
FCCIDE60gK5P3XBHA4RqZ6i8jaA==:ECP31180eInstruction GTCO Holdings LLC00074730692026-08-17 06:49:27
FCCIDe5i6WXtFyyayplGjnKTd9w==:ECP31120AeInstruction GTCO Holdings LLC00074730692026-08-17 06:49:26
FCCIDDSaq611Xb/TTYW+37nUWUQ==:ECP33240eInstruction GTCO Holdings LLC00074730692026-08-16 11:19:18
FCCIDDdFs2+TQzIdJmysKZFm0/A==:ECP31180AeInstruction GTCO Holdings LLC00074730692026-08-15 11:19:12
FCCIDcT5Yepudj8c2dw1D7EtXHw==:ECP6ES508311AeInstruction GTCO Holdings LLC00074730692026-08-14 09:19:08
FCCIDcM3/Jie5DDNhePnhmR1jBw==:ECP6093021eInstruction GTCO Holdings LLC00074730692026-08-14 02:19:05
FCCIDCdi8YAD6MOb56m1dolulUw==:ECP33180eInstruction GTCO Holdings LLC00074730692026-08-13 14:49:03
FCCID95IMTUShBGMf8+N433DiFQ==:ECPMENUPADeInstruction GTCO Holdings LLC00074730692026-08-09 05:48:48
FCCID8Y4MaOorBXzG5UGznnTS/Q==:ECP11180eInstruction GTCO Holdings LLC00074730692026-08-09 00:48:42
FCCID8XRX+qPGvTZdyvx6kcA/5w==:ECPITIeInstruction GTCO Holdings LLC00074730692026-08-09 00:48:42
FCCID8qmbE6ycwhUNVoTLYkuzNA==:ECP6ES23240eInstruction GTCO Holdings LLC00074730692026-08-08 19:18:43
FCCID8ILs4xRthuiyikXP4nyx4Q==:ECP33600eInstruction GTCO Holdings LLC00074730692026-08-08 13:18:41
FCCID7OlVH4PtHNkP/jhHmGRRQg==:ECP31090BAeInstruction GTCO Holdings LLC00074730692026-08-08 01:18:37
FCCID7h0su8y2Ji++0c1QHblPNg==:ECP33070eInstruction GTCO Holdings LLC00074730692026-08-07 20:18:39
FCCID7eE4etzMkSalDLW6N6Ediw==:ECP32050AeInstruction GTCO Holdings LLC00074730692026-08-07 19:18:39
FCCID6bceq9/J1tOhbef537j7zQ==:ECPDBIRF916eInstruction GTCO Holdings LLC00074730692026-08-06 18:18:32
FCCID6aVM0m8ICIad8os8A5v3cg==:ECPUSBeInstruction GTCO Holdings LLC00074730692026-08-06 18:18:32
FCCID5u5/ldwp4TC/P3a/lT3dJQ==:ECP6ES23480eInstruction GTCO Holdings LLC00074730692026-08-06 11:18:32
FCCID531939eInstruction GTCO Holdings LLC00074730692026-08-06 04:18:26
FCCID4wIsQhbzhXXQ1xADK2gUxw==:ECP6ES23121eInstruction GTCO Holdings LLC00074730692026-08-05 21:18:28
FCCID4Rq1CnRDKQrsLkekDdCrVg==:ECP6093011eInstruction GTCO Holdings LLC00074730692026-08-05 19:18:28
FCCID45WKYrttYl16JjiXOX2E/A==:ECPCLCURSOR16eInstruction GTCO Holdings LLC00074730692026-08-05 11:48:27
FCCID3qf/ixtJHvsX7WJj22mWBg==:ECPPLTPeInstruction GTCO Holdings LLC00074730692026-08-05 06:48:25
FCCID3OYRbPs+Shto+svcBehI3Q==:ECP6ES23241eInstruction GTCO Holdings LLC00074730692026-08-05 06:18:27
FCCID3A+EExbwW7VkwKxko+MAiQ==:ECP6ES25120eInstruction GTCO Holdings LLC00074730692026-08-04 23:48:24
FCCID2WKG0bbg+3iquvzyI3y+4Q==:ECP31090AeInstruction GTCO Holdings LLC00074730692026-08-04 17:48:23
FCCID2dLDp+WhI2b5xU3ZZOkXDw==:ECPDB2000eInstruction GTCO Holdings LLC00074730692026-08-04 08:48:21
FCCID1AeC8+iRmif/1u8aWo52vA==:ECP11120eInstruction GTCO Holdings LLC00074730692026-08-03 12:18:21
FCCID03mR/W5dXgfDhejwZ2+0+g==:ECP11180eInstruction GTCO Holdings LLC00074730692026-08-02 05:18:16
FCCID/nGMxQ7paXlxiyqnLBX9bg==:ECP6ESSLC2300eInstruction GTCO Holdings LLC00074730692026-08-01 21:48:13
FCCID+O+NFY5JRX2XWVFzPcjDow==:ECP6ES508322eInstruction GTCO Holdings LLC00074730692026-08-01 04:18:11

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