Tetrads2These popular tetrad phonograph cartridges were mainly used in the 1970’s and 1980’s on a wide variety of record player brands. From BSR to Zenith.

We currently have 3 types to choose from. Yellow, Red, and Gray. Use the cross reference chart below to see which one you need.

Your Cartridge Socket Color


Cartridge Price $ 


The output voltage specifications for these tetrad cartridges are as follows:

  • Blue – .29 volt output – No longer available use Gray!
  • Gray – .22 volt output
  • Red – .15 volt output
  • Yellow – .15 volt output

The only difference between the colored tetrad cartridges is the output voltage . Everything else between them is identical.

Our tetrad replacement needles are of top quality construction. They have metal shanks instead of plastic and come in both diamond and sapphire tips.  New cartridges come with a needle, however you can also use your existing needle..

Accessories available for Tetrad Cartridges

Replacement Needles

  • Steel shank
  • Rubber boot
  • Diamond & Sapphire tips
  • LP .7mil & 78 3mil tipped (side shown)
  • We have many versions of this needle available.
  • Highest quality needle available.

$34.95 each

Needle Guards

Protect your new/old needle with this inexpensive needle guard.
It simply clips on to the cartridge for 100% needle protection.

$.75 each

Cartridge Mounts

Sometimes parts get misplaced or broken! Use this tetrad cartridge mount to replace broken or lost mounts.

$7.00 each

Click here to check out all the other Phonograph Cartridges , Record player needles and other services we offer.

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