New life for B&O "Bullet" MI Cartridges

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mafioso

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I recently repaired one of B&O's "Bullet" type moving iron cartridges for a customer and was pleasantly surprised when testing the repair how good these oldtimers can still sound.

In order to test my repairs, I made a mounting plate for it from snakewood in order to test the job on one of my turntables as I no longer have a turntable with arm where these cartridges could fit.

There was a horrid-looking B&O device with which one could fit this type of cartridge to a normal headshell with 12.7mm spaced holes and I have two of these things but fiddling with loose bolts and nuts was not an option.

Some time in the late 60's or early 70's, I had a B&O 1000 turntable which took this type of cartridge and I bought two new cartridges from Radio TV Holscher for myself and they were quite expensive at the time.

The repair I did for the customer 'whetted my appetite' so to speak so I made more snakewood mounting plates for each of my nos SP14 cartridges and I am listening to it as I write.

Besides the 'futuristic' look, B&O certainly knew what they were doing - making a moving iron 'micro cross' cartridge with very good sound and none of the alleged Grado hum.

mafioso
 
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