If the new preamp has the HT Bypass feature, you can do it although the sound will be affected. (You can decide if it is for good or ill.)
OTOH, mebbe a switch to select whether the Sunfire or the new preamp drives the Canary amps might be better for both.
Kal
OTOH, mebbe a switch to select whether the Sunfire or the new preamp drives the Canary amps might be better for both.
Kal