Coles 8 ohm 4001K Super Tweeter, new 2021 manufacture stock. Celestion HF2000 replacement where used as a super tweeter (NB not suitable for Ditton range systems, please see SEAS 19TFF-1 for this application available here). Used by Spendor, many DiY designs particularly C Rogers and Atkinson transmission lines.
Frequency range quoted 1.2 Khz - 35Khz, useable 8KHz>. 19mm coil. 61mm mounting hole required.
Also available in 4001G 16 ohm version (see separate page).
Full Manufacturers Guarantee as current production.
