Rolls PB224 2-Channel Portable Battery Operated Phantom Power Adapter Store small-diaphragm condenser mics based on

small-diaphragm condenser mics based on Neumann's KM84

Cycles per second): 20

The cut-away sound chamber makes a very loud clave with variable sound qualities

Player is able to tune drum by adjusting hardware outside

the J48 is capable of peak transients to 9 volts without choking

Rolls PB224 2-Channel Portable Battery Operated Phantom Power Adapter Store small-diaphragm condenser mics based onThe Rolls PB224 is a lightweight, low cost, 2 channel 48 Volt phantom power supply for condenser microphones, operating off of 2 9V batteries. The unit features redesigned voltage supply circuits for clean phantom power output, and a durable, molded plastic battery compartment. Lightweight, 2 channel 48V phantom power supply with dual 9V battery operation Power LED