TRS and insert cards for MPB-32 Patchbay
With the help of these upgrade boards, the "MONARCH Patch Box MPB-32" 32-point TS patchbay can also be used for balanced signals and inserts.
The widely used MONARCH MPB-32 patchbay supports unbalanced signals only. All jack sockets are designed as two-pole TS sockets. If individual (or all) slots are replaced by the upgrade cards, balanced signals can also be patched or insert cables can be split. With the insert card, an unbalanced TRS insert point (e.g. from the mixing console channel) is split to two TS sockets, so that the SEND and RETURN signals are then available on two separate sockets ...
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TRS and insert cards for MPB-32 Patchbay