FAA-6790-4 VOR Ground Check Data Sheet

LOCATION/
IDENT.

VOR GROUND CHECK DATA SHEET
REF. LOCK – IN – PHASE
EQPT. NO.

EQPT. NO.

DETECTOR
AZIMUTH
(A)
SPACING
22.5 °

20 °

0

0

22.5

20

45

45

67.5

60

90

90

112.5

120

135

135

157.5

160

202.5

200

225

225

247.5

240

270

270

292.5

300

315

315

337.5

340

360

360

REFERENCE
ERROR
EQPT.
NO. 1

TEST
GEN
DIAL
(B)

ERROR
(A – B)

TEST
GEN
DIAL
(B)

ERROR
(A – B)

EQPT. NO.

TEST
GEN
DIAL
(B)

ERROR
(A – B)

EQPT. NO.

TEST
GEN
DIAL
(B)

ERRO
R
(A – B)

EQPT.
NO. 2

REC.
CHECK
POINT (S)

ERROR
SPREAD
MAX. EQPT.
DIFFERENCE

REMARKS

MAXIMUM DEVIATION FROM
REFERENCE ERROR
OBSERVER’S INITIALS / DATE
MON. REF.
GONIOMETER NO. 1 __
RADIAL ___
______
YOKE SETTING NO. 2 __

FAA Form 6790-4 (03/74) Supersedes Previous Edition

TEST GEN.
TYPE

MONITOR
TYPE

SUPERVISOR’S
SIGNATURE
Electronic Version (Adobe)

* U.S. Government Printing Office: 1974-773-602/213/7

Paperwork Reduction Act Statement:
This form requires that sponsors of VHF Omni-directional Radar (VOR) facilities record the results of the monthly course accuracy ground check. We estimate that the form will take
about 5 hours to complete. Completion of this form is mandatory. An agency may not conduct or sponsor and a person is not required to respond to a collection of information unless
it displays a valid OMB control number. The control number associated with this collection of information is 2120-0014. Comments concerning the accuracy of this burden and
suggestions for reducing the burden should be directed to the FAA at: 800 Independence Ave SW, Washington, DC 20591, Attn: Information Collection Clearance Officer, ABA-20.