the t.amp E-400 review: specs & price

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Stereo Power Amplifier

The the t.amp E-400 is a Stereo Power Amplifier with a With low rack installation depth of just 308 mm, 2 x 190 W at 4 ohms & 2 x 120 W at 8 ohms (@ 1 kHz, THD.

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Name Crown I-Tech 4x3500HDCrown I-Tech 9000HDMackie MX2500Audac EPA 152Avantone CLA-100dB Technologies HPA3100 LExtron MPA 152 PlusdB Technologies HPA 2800ART SLA-2dB Technologies HPA 1400Mackie MX3500QSC PL 380ART SLA-1ART SLA 4Yamaha PX10Dynacord L1300FD DSPApart Champ TwoQSC PLX 2502the t.amp TA 450 MK-XYamaha PX8
Description 4-Channel High-Performance Power Amplifier2-Channel High-Performance Power AmplifierPower AmplifierDigital Power AmplifierStudio power amplifierProfessional 19 " Power AmplifierStereo AmplifierProfessional 19 " Power AmplifierStudio Linear AmplifierProfessional 19" Power AmplifierPower AmplifierSwitched-Mode Power Supply AmplifierStudio Linear AmplifierAmplifierDigital power amplifierDSP AmplifierAmplifierSwitched-mode Power Supply AmplifierPower AmplifierDigital power amplifier
InputsAnalog/digital via XLRAnalogue/digital XLRXLRBalanced XLR2x XLR female-RCA, 3.5 mm stereo jack, terminal balanced---XLR---------
OutputsSpeaker TwistSpeaker twist, binding postsNL4Speaker twist and terminal blocks2x XLR male Link, 2x screw terminals-----NL4---Speaker twist, jack, binding post----Speaker twist, jack, binding post
Height2 RU2 RU------------------
Installation depth43.1 cm41.1 cm------------------
Weight13.2 kg12.7 kg13.8 kg4.34 kg6.7 kg14 kg-21 kg9 kg17 kg18.3 kg11 kg6 kg9 kg7.4 kg12.9 kg--13.3 kg7.2 kg
Power (4 Ohms) per Channel2400 W3000 W750 W150 W140 W1200 W15 W1050 W280 W740 W1350 W2500 W130 W140 W1200 W660 W180 W700 W200 W1050 W
Rack Units2 U2 U2 U1 U1 U2 U1 U2 U1 U2 U2 U2 U1 U1 U2 U2 U1 U2 U2 U2 U
Amp ClassClass IClass IClass HClass DClass ABClass DClass DClass HClass ABClass HClass ABClass DClass ABClass ABClass DClass ABClass ABClass ABClass ABClass D
2 Ohm stable
Convection cooling
Power--500 W continuous power @ 8 Ohm per channel, 750 W continuous power @ 4 Ohm per channel, 1500 W continuous power bridged at 8 Ohm2x 150 W / 4 Ohm, 2x 80 W / 8 Ohm100 W RMS at 8 Ohm-----1000 W continuous power @ 8 Ohm per channel, 1350 W continuous power @ 4 Ohm per channel, 2700 W continuous power bridged at 8 Ohm---2x 1200 W / 4 Ohm, 2x 1000 W / 8 Ohm, 2x 700 W / 2 Ohm---2x 200W @ 4Ω, 2x 125W @ 8Ω2x 1050 W / 4 Ohm, 2x 800 W / 8 Ohm, 2x 600W / 2 Ohm
Selectable operating modes--Parallel/Stereo/Bridged-------Parallel/Stereo/Bridged---------
Dimensions--483 x 88 x 303 mm482 x 44 x 330 mm-482 x 89 x 402 mm-482 x 89 x 402 mm-482 x 89 x 402 mm483 x 88 x 370 mm---480 x 88 x 388 mm483 x 88 x 462.4 mm-48.3 x 8.9 x 35.3 cm483 x 103 x 475 mm480 x 88 x 388 mm
Frequency range---20 - 20000 Hz----10 Hz to 40 kHz +/- 0.5 dB---10 Hz to 40 kHz +/- 0.5 dB-------
Design----19" 1HE---------19" / 2 U-19", 1U--19" / 2 U
Connections-----2x XLR input with 2x XLR parallel out, 2x speaker twist out-2x XLR input with 2x XLR parallel out, 2x speaker twist out------------
Format-----19"/ 2 RU-19"/ 2 RU---19"/ 2U-19"/ 1 U----19"/ 2 U-
CMMR--------> 60 dB (typical @ 1 kHz)---> 60 dB (typical @ 1 kHz)-------
Slew rate---------50V/µs--------40 V/µs-
Size---------19"/ 2 RU-------19"/ 2RU--
Input--------------XLR + jack----XLR + jack


The the t.amp E-400 is a Stereo Power Amplifier with a With low rack installation depth of just 308 mm, 2 x 190 W at 4 ohms & 2 x 120 W at 8 ohms (@ 1 kHz, THD. The retail price is 104.97 £.


Frequency range20 - 20,000 Hz
Damping factor>120
InputsXLR, jack (balanced) and RCA
OutputsSpeaker Twist and binding posts
Protective circuitsDC, short circuit protection, overheating protection, limiter
Mains voltage230 V, 50 Hz
Dimensions (W x D x H)482 x 308 x 88 mm
Rack size19" / 2 RU
Weight8.6 kg
Power (4 Ohms) per Channel190 W
Rack Units2 U
Amp ClassClass AB
2 Ohm stableNo
Convection coolingNo

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