Making Connections to the HCA-1201A
Refer to Drawing on Page 4
Leave the AC cord disconnected before making any signal or speaker connections. When making connections to the amplifier, make sure there is no strain or tension on the input leads, speaker wires, or AC cord that could cause them to pull loose.
Unbalanced Input
Connect the unbalanced outputs of your preamplifier to the RCA input jack. With this connection, the
XLR Input Connections
If your preamplifier is equipped with balanced XLR output connectors, you can use these connections as an alternative to the RCA jacks. The industry standard pin assignment for the
Input Selector Switch
Once you have decided which input connectors you will use, set the input selector switch accordingly to the Unbalanced or Balanced position.
Speaker Connections
You may connect bare wire up to AWG 12, speaker wire terminated with 1/4" spade lugs, or banana plugs to the
Observing Correct Polarity
When you connect speakers to your amplifier, you will notice that one side of the two conductor speaker wire will have some sort of mark: either printing, a raised ridge on the insulation, or a different color of conductor to let you know which wire to connect to the positive and which to the negative speaker terminals so you can repeat the connection on the power amplifier's binding posts.
Minimum Speaker Impedance Precautions
Although the