Decatur Electronics GHD User Manual page 4

GHD & SCOUT
TM
5. Operating Modes ................................................................... 15
5.1 M e n u . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 5
5.2 Directional .................................................................... 19
5.3 Strongest Signal Mode ................................................................. 20
5.4 Faster Mode .................................................................... 20
5.5 Faster-Toggle Mode ....................................................... 21
5.6 Faster-Hold Mode .................................................... 21
6. Serial Output Mode ................................................................................22
7. Performance Tips ................................................................................23
7.1 How Radar Works ......................................................................23
7.2 Interference Sources.........................................................23
7.3 Angular Interference (Cosine Error Effect)..................................24
7.4 Fan Interference ...................................................25
7.5 Electromagnetic Interference (EMI) ........................................25
7.6 Feedback Interference .................................................................26
7.7 Multi-Path Beam Cancellation ....................................................26
7.8 Radio Frequency Interference (RFI)...............................................26
7.9 Scanning.................................................................26
7.10 Vehicle Ignition Interference..................................................27
8. Testing The Device..............................................................................27
8.1 Operator-Requested Self Test......................................................27
8.2 Mini-Test............................................................................28
8.3 Tuning Fork Test..............................................................28
9. Care, Cleaning, and Storage..................................................................29
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USER'S MANUAL