(AMB prototype shown, actual appearances vary depending on case used)
DIY design developed by
AMB and
Morsel
Also available prebuilt from
MisterX,
thrice and
SFT.
-Amp name/model: M³ (pronounced "M cubed", sometimes written as "MMM", "M3" or "M^3")
-In production? Yes
-List price: DIY: varies; Prebuilt: contact builders for pricing info
-Current "street" price: n/a
-Type of amp: Solid state class A, 3-channel topology with active ground, High current MOSFET outputs, AD8610, OPA627 or other opamp voltage gain stage.
-Stock tubes: n/a
-Crossfeed: None, can be optionally added
-Other processors: Bass boost, continuously variable or switched (optional)
-Portable? No
-Power supply: 24VDC - 40VDC external, regulated
-Detachable power cord? Yes
-Number of headphone jacks: 1 or more
-Jack output impedance (per jack, if more than one): < 0.05 ohm
-Jack output (per jack, if more than one -- include @ #Ohms) n/a
-Jack type: 1/4" phone or others
-Inputs: Line in (two unbalanced RCA)
-Other outputs: Speaker output (optional)
-Speaker output rating: 6Wrms/ch into 8 ohms (with 36VDC 3A PSU)
-Possible upgrades/upgrade path: See websites
-Input Sensitivity: n/a
-Maximum Gain: 11 (20.8db) default, can be built to other gain settings
-Input Impedance: 47.6K ohms
-Output Impedance: < 0.05 ohm
-Total Harmonic Distortion: 0.0009% (RMAA)
-Intermodulation Distortion: 0.0051% (RMAA)
-Frequency Response: 0Hz - 1.5MHz, +0, -3dB
-Signal to Noise Ratio: 97dBA (RMAA)
-Stereo Crosstalk: -95dB (RMAA)
-Housing material: Various choices
-Size (dimensions): Various choices
-Weight: n/a