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PRODUCTS
RESOURCES
BOOKS & TOOLS
CLOCKS FOR SALE
CONTACT & POSTING
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PRODUCTS

IMPULSE DRIVERS
LED BULBS
BRAIDED CABLE
CLOCK OIL
FERRANTI FEET

FREQUENCY CONVERTORS

USA TO UK
UK TO USA

REPAIR AND OVERHAUL

SYNCHRONOUS WALL CLOCKS &
MANTEL CLOCKS
SLAVE CLOCKS

BOOKS

FERRANTI SYNCHRONOUS CLOCKS
CLOCK & WATCHMAKERS OF BUCKS
 

CLOCKS FOR SALE
 

CONVERTING SYNCHRONOUS CLOCKS TO LOW VOLTAGE
ELECTRIC CLOCK CARE
ELECTRIC CLOCK MANUFACTURERS
STARTING A SYNCHRONOUS ELECTRIC CLOCK
BENEFITS OF A MAINS ELECTRIC CLOCK
SYNCHRONOUS CLOCK ACCURACY
ORIGINAL CLOCK INSTRUCTIONS

HELP RECOGNISING MECHANISMS
CUSTOMER FEEDBACK

Manuals

EC4A A5 double sided v5

EC4A A4 single sided v4

EC5AP A5 double sided v5

 

EC4A - Quick Info

EC5AP - Quick Info

 

Eaton 3s UPS

EC61 A5 double sided v1

TMR12 A5 double sided v1

EC4 UPS Masterclock

 

General

EC4A Brochure

EC4A Power System notes

Convert EC4A battery to Mains PSU version

Crystal Freq vs Temp

Wiring Diagrams

For a USA clock with a Neon lamp

Others

Smith's Lubrication Chart

Edison screw in lamp sizes

Bayonet fitting lamps

Mains Frequency and plugs around the world

Original information

Smiths clock instructions

 

Smiths mechanism types

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FERRANTI REPAIRS
VITASCOPE REPAIRS

Support Documents

EC4A Troubleshooting

Accuracy Problems

Parallel & Series Wiring

SMITHS CLOCKS FERRANTI CLOCKS SMITHS CLOCKS FERRANTI CLOCKS PRODUCTS GECclockround