Home › Forums › Products › Vsig and Preset Development › How to hook up two H9’s into my effects loop. › Reply To: How to hook up two H9’s into my effects loop. March 11, 2022 at 5:06 pm #162791 meddmanParticipant Plus how to hook up two in front of ampmy set up. Guitar into wah, tuner, overdrive , fuzz, #1 H9. #2 H9. What’s the best way to hook up into my amp.