The output signal from a photomultiplier tube can be directly input to the C6438-02 and it provides a voltage output signal with 50 Ω load at a conversion factor of 5 mV/µA.
The C6438-02 has a selecting switch to get the amplified non inverting-inverting output.

FEATURES
● Wide Bandwidth: DC to 50 MHz
● Current-to-voltage Conversion Factor:
    5 mV/µA at 50 Ω load resistance
● Non-inverting / Inverting Output Switchable
● Rise Time: 7 ns (Typ.)
● Compact . Light Weight