Datasheet: iMAP FX20 (AT-TN-139 and AT-TN-142) 20-port 100Mbps single-mode, single fiber line card (AT-TN-139) and 20-port 100Mbps single-mode, single fiber FTTx (AT-TN-142) Datasheet: iMAP FX20 (AT-TN-139 and AT-TN-142)(433.61 KB)