Radial Engineering Ltd. JDX™ Direct-Drive™ User Guide8SPECIFICATIONS** Subject to change without notice.Audio circuit type: ....................................................Class-A BiFET input buffer with electronic frequency shaping circuitryFrequency response: ............................................................ Shaped to specific curves (amp emulation with bright switch)Total Harmonic Distortion: (THD+N) ........................................................................................................................... 0.01%Dynamic range: .............................................................................................................................................83dB to 100dBInput impedance: .......................................................................................................................................................... 220KMaximum input: ....................................................................................................................................................... > +5dBuMaximum gain - input to XLR output: ............................................................................................................................. 0dBMinimum gain - input to 1/4” output: ........................................................................................................................... -5.8dBClip level - XLR output: ............................................................................................................................................ > +5dBuOutput impedance - XLR output: .......................................................................................................................... 600 OhmsOutput impedance - 1/4” output: ........................................................................................................................... 100 OhmsNoise floor: ................................................................................................................................................................ -78dBuPower: ................................................................................................................................ 9V / 40mA (center pin negative)Construction: ............................................................................................................................................... Steel EnclosureSize: (LxWxD).......................................................................................................................................... 4.75” x 3.625” x 2”Weight: .......................................................................................................................................................1.40 lbs (0.64kg)Warranty: .................................................................................................................................... Radial 3-year, transferable