The AS-125A was released in 1971.
Previously it was assume it was an update to the AS-125W but it was released concurrently. Differences include Long Engineering tweeter and mid-range drivers and a black grill.
There are Early and Late Production versions of this speaker, differences are unknown at this time.
Charcoal Grill Cloth
5-Way Binding Post type hookups
RCA Input Jack
Adjustable crossover point of +/-3dB for the Tweeter (High/Normal/Low)
Adjustable crossover point of +/-3dB for the Mid-range (High/Normal/Low)