Help connecting sub-woofer to vintage cr 820 Yamaha.

[Brad Steinfeld]

Thanks for suggestions how to connect a sub-woofer to my Yam Cr 820 receiver.


Rear Panel:

AC Outlet Unswitched (2)
AC Outlet Switchedclassicaudio.com
Antenna Inputs: 300 ohm balanced, 75 ohm unbalanced, coaxial.
AM Ferrite Bar Antennaclassicaudio.com
Phono 1 (L, R)
Phono 2 (L, R)classicaudio.com
Aux (L, R)
Tape 1 Playback (L, R)
Tpae 1 Record (L, R)classicaudio.com
Tape 2 Playback (L, R)
Tape 2 Record (L, R)classicaudio.com
Speaker Out A (L, R)classicaudio.com
Speaker Out B (L, R)