Hilberling PT-8000 Operating Manual page 73

Pushing ATT / RoF softkey will call up ATT/RoF menu HF
ATT / RoF menu HF
Pushing ESC will return to the RX menu
Activate 6dB Attenuator
Select Roofing Filter 12.0 kHz
Select Roofing Filter 6.0 kHz
Select Roofing Filter 2.7 kHz
Switch back to normal i.e. automatic selection of roofing filters
Pi t 91
If the Noise Blanker is activated the 12 kHz roofing filter will always be
selected
If MODE is changed the selection will be normal, i.e. automatic. Same is true
for power ON condition.
RX menu VHF
RX menu VHF
This softkey will give access to a sub menu to select different roofing filters
When activating this function 12 Volt DC are fed to the coaxial cable in order
to run remote switches or remotely operated amplifiers through this supply
voltage. The current is rated to 1 Amps.
PT-8000 A · B · C User Manual
C–63