Radial Engineering Ltd.
Firefl y™ Tube Direct Box
True to the Music
®
11
RACK MOUNTING THE FIREFLY
For touring the Firefl y may be mounted into a standard 19” rack using the optional rack mount
kit. This three piece kit
(part number: R800 2020 02)
enables one or two Firefl ies to be rack
mounted in a 1RU rack space.
Single unit mounting:
Double unit mounting:
SPECIFICATIONS
Frequency response ................................................................. 20Hz ~ 20kHz
Maximum Gain - 1/4” input to XLR out ..................................... +22dB
Noise ........................................................................................ -98dBu
Dynamic range ......................................................................... 100dB
Equivalent input noise .............................................................. -100 dBu
Input impedance (drag control off) ............................................ 4Meg-Ohms
Input impedance (drag control on) ............................................ Variable from 22k ~ 500k Ohms
Output impedance at XLR ........................................................ 200 Ohms (nominal)
Low-cut fi lter: ............................................................................ Variable from 25Hz ~ 500Hz (-3dB point)
Size (W, D, H) & weight ............................................................ 5.75” x 8.25” x 1.75” (2.75” with handle)
146mm x 210mm x 45mm (70mm with handle)
Weight ...................................................................................... 3.95lbs. (1.80kg)
Power supply ............................................................................ +/-16v (1600mA) 5-pin XLR power supply
All specifi cations average – depending on tube or termination. Please see web page for further details.
