Cliff launch Reliable Professional Jack Sockets Offer Switching Options


Cliff Electronics leaders in the design, development and manufacture of connectors and test equipment, offers manufacturers of professional audio and broadcast equipment their industry standard ¼” S1VS series of compact vertical PCB mounting jack sockets with a range of switching contacts.

The high quality ¼″ (6.35mm) jack sockets feature a threaded metal “nose” for rugged through-panel mounting, secure connection of locking plugs and grounding to system chassis, have a durable nylon body for superior performance and are supplied with mounting hardware unassembled.

Four versions of these tip-ring-sleeve (TRS) jack sockets are available offering different switching options; Stereo models FM6700 with normally closed contacts for tip and ring, FM6701 with closed contact at tip only, FM7603 with no switching and mono version FM6704 with a normally closed contact at the tip. Solder connection or PCB mounting is facilitated by a multi-purpose tag which simplifies product design and manufacturing inventory.

Key specifications of the Cliff S1VS series of jack sockets include minimum life expectancy of 10,000+operations, operating temperature from -10⁰C to +70⁰C, maximum contact current 5A and minimum withstand voltage of 1000VDC minimum. The compact vertical mounting design has a 24mm stand-off to provide high packing density and the body is designed for auto-insertion.


John Hall, Managing Director of Cliff Electronics, comments; “Cliff have been supplying jack sockets to major global manufacturers of audio systems, amplifiers and effects pedals for over 40 years and continuously develop and improve our products to ensure we lead the way in reliable and cost effective audio connectors.”

All versions of Cliff’s ¼” jack sockets are in full production and available direct from Cliff and via major Distributors in the UK and Europe

ITSA welcomes two new Associate Members


We are delighted to announce that the association has welcomed Lemco Precision and Swissmetal Industries as the latest companies to join as Associate Members.


Lemco Precision SA  is a leading Supplier of high precision machined pin and socket contacts into the Connector Industry and they offer a fully integrated solution with respect to in-house machining, heat treatment, plating, assembly and forming.

Swissmetal Industries SA is known worldwide for its comprehensive range of high performance Copper and Copper Alloy materials into the Connector Industry. Swissmetal have a reputation for being at the forefront of new material developments within the Connector Industry.

Both Lemco Precision  and Swissmetal Industries see themselves as leaders not followers in the Contact / Connector Industry.

Commenting on the new Associate members, John Biggs, Chairman of ITSA stated “We are delighted to welcome these two very highly regarded companies as associate members of ITSA.  As established suppliers of high quality, high specification components into the interconnect industry they already play an extremely important role within our members product sets and markets and I am certain that they will be able to make significant contributions to the associations ambitions moving forward”