VIBROPLEX and BENCHER technical info and repair parts

Parts and service are available for current VIBROPLEX and BENCHER products. 

(note:  We will post Bencher parts lists and pricing data shortly.   The below presently only describes Vibroplex parts and service.  If you need Bencher parts, send us an email describing what you need to vibroplex@vibroplex .com)

Parts:  Repair parts for all current production model keys built 1945 to the present day are available.  To order parts, consult the machine drawings and parts lists links shown below per model to determine what parts you need.   

There are 3 ways to order parts:  1) By phone:  Call us at (865) 309-5073 with Visa, MasterCard, or Discover.   We are open 8:30 a.m.- 5:30 p.m. U.S. Eastern time Monday-Friday.   2) By email:  Send an email to with the part quantities, part numbers, description.  The 4 digit part numbers on the parts lists are the ones we use.  Do not use the model part numbers like VK-1 or O-20.  We will then total your order and email you a PayPal payment request, which you can pay with either PayPal funds or a major credit card.  3) By regular U.S. mail.  Print out the parts list, write what items you need on it and mail it with a check, money order, or credit card information to us directly.  Our address is Vibroplex, 1001 N. Broadway St., Knoxville, TN 37917.

Service:  We offer repair and rehabilitation service for VIBROPLEX current production model keys built 1945 to present.  Service rates are $30/hour for labor plus parts and return shipping.   Call us (865) 309-5073 or email to discuss service possibilities.  We do not perform service work on pre-1945 keys due to lack of parts availability.

European Customers:  Fred, HB9JCP, does cleaning and repair service on Vibroplex keys and stocks genuine Vibroplex parts for repair purposes.

Für Europäische Besitzer:  Es besteht auch die Möglichkeit, die wichtigsten Teile auch aus Europa zu ordern.  Fred HB9JCP, hat einen kleinen Lagerbestand an Vibroplex-Originalteilen, kann aber auch Reinigungen und Reparaturen übernehmen.


BLUE RACER SEMI-AUTOMATIC "BUG" - machine drawing - parts list - adjustments

CODE WARRIOR JR. paddle - machine drawing - parts list - adjustments

RACER SERIES iambic paddles - machine drawing - parts list - adjustments

BRASS RACER SQUARE iambic paddle - machine drawing - parts list - adjustments

ORIGINAL SEMI-AUTOMATIC "BUG" keys - machine drawing - parts list - adjustments

STANDARD iambic paddles - machine drawing - parts list - adjustments

STRAIGHT KEYS - machine drawing - parts list

VIBROKEYER single lever paddle - machine drawing - parts list - adjustments



Click here for a pictorial document describing jeweled vs. non-jeweled movements.




  We have a serial number chart available by clicking this link to determine age of your VIBROPLEX key.  Please note that no model information corresponds to serial numbers - the serial number only indicates date of manufacture. 


AUTOPLEX (electromagnetic predecessor) 1902-1905.  K9WDY collection.

DOUBLE LEVER - independent dit and dah key levers.  1906-1927.  Restored by W4PAL.

MODEL X.  1911-1927.  Restored by W4PAL.

"No. 4" BLUE RACER.  1914-1966.


MIDGET. 1918-1920.

MARTIN JUNIOR (reduced size version of ORIGINAL BUG).  1921-1939.

 LIGHTNING BUG.  1927-1979.  Tech data:  machine drawing - parts list

CHAMPION - cheaper version of LIGHTNING BUG.  1939-1979.

Tech data:  machine drawing - parts list - adjustments

ZEPHYR - narrow base version of CHAMPION.  1939-1958.

BRASS RACER IAMBIC.  1982-1996 with EK-1 keyer in base.  1996-2013 without keyer.

Now available as currently with chrome plated finish as the BRASS RACER CLASSIC TRIANGLE.

parts list - machine drawing - adjustments

CODE MITE miniature straight key.  1997-2010.