One thing you might try is getting an inexpensive 12VDC power supply from Radio Shack and putting a 3.5MM mono plug on it then plug it into your switched 120VAC outlets on the reciever. That way whenever the receiver is turned on the transformer will send a 12VDC signal to the amp.
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Epson 3500 3D projector
93" Carl's Place Flexiwhite DIY screen
Outlaw 976 Pre/Pro
Outlaw 7500 for center and surrounds
2- Emotiva XPA-1Ls for LF/RF duty
2- Outlaw LFM-1 EX subs
Oppo BDP-105 Blu-ray/DVD/SACD player
Outlaw LCR (Snell Labs) for center channel duty
Tekton Lore monitors L/R
4- Emotiva ERD-1s surround speakers
Monster HTS3600MKII power center