This Checklist is provided courtesy of Chuck, please reference the full guide at Chuck's Guides

ARK-UD & R-828 UHF/AM Homing - Search and Rescue

This method is used if you are tracking a ground based unit transmitting on a UHF (AM) frequency.

1. Check mission briefingto know which preset channel you need to use.

2. Set ARK-UD mode to NARROW (УП).

3. Set ARK-UD preset channel based on mission briefing (we will use Channel 1 for a UHF/AM frequency for this example).

4. Set ARK-UD frequencyto appropriate band (for this example we will use UHF/AM (ДЦВ) ):
• VHF (УКВ) – UP POSITION for VHF preset channels (“MW” in English cockpit)
• UHF/AM (ДЦВ) – DOWN POSITION for UHF/AM preset channels (“DW” in English cockpit)

5. Set R-828 radio to “RADIO” (DOWN)

6. Select ARK-UD radio (PK2).

7. Green light on ARK-UD panel will be lit once signal is picked up.

8. On your HSI, select ARK-UD VHF (УКВ) mode (switch to the right).

9. Follow the white needle to get to target.

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