Amazon.com: Nobsound 100W Full Frequency Mono Channel Digital Power Amplifier Audio Mini Amp (Black) : Electronics
Balanced Audio Technology Rex 3-160 watt m... For Sale | Audiogon
Amazon.com: Fosi Audio M04 Subwoofer Amplifier for Home Theater Mono Channel Digital Class D Integrated Power Amp for Passive Speakers Subwoofer Rated 100W MAX : Electronics
Soundstage SSC1000.1D Competition Series 1000W Mono Block Amplifier - Soundstage - HiFi, Car Audio, Home Audio, Canada
Mono Amplifiers at Crutchfield Canada
4B Cubed Dual-Mono Amplifier
Synthesis - Roma 98DC 80W Tube Mono Power Amplifier • Magna Hifi
McIntosh MC451 Dual Mono Amplifier
Adafruit Mono 2.5W Class D Audio Amplifier - PAM8302 : ID 2130 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits
SF-PA50A ‐ 50 W Mono Audio Amplifier - 70 V or 100 V