The Electra is a bit of an underachiever so, as you suspect, a change of cartridge will be a big step up. There are very few bad cartridges left, and all of those mentioned, from Ortofon, Rega and Dynavector are easily recommendable.
We're it my money, I would pick up the excellent Nagaoka MP-150 off ebay.
We're it my money, I would pick up the excellent Nagaoka MP-150 off ebay.

