| Manufacturer |
Model |
Type |
Power Type |
# Of Channels |
Inputs |
Outputs |
Ground Lift |
Special Features |
Price |
| Demeter |
VTDB-2 Tube Direct Box |
Floor |
AC |
1 |
1/4" |
1/4"; XLR |
Yes |
Jensen output transformers; tube-buffered
output |
$600 |
| Demeter |
H DI-1 Tube Direct Box/Line Driver |
Rackmount |
AC |
2 |
(2) 1/4" |
(2) 1/4"; (2) XLR |
Yes |
Tube-buffered 1/4" outputs |
$899 |
| Demeter |
STDB-2 Stereo Direct Box |
Rackmount |
AC |
2 |
(2) 1/4" |
(2) 1/4"; XLR |
Yes |
All-tube construction; 27 Mohm input |
$1,100 |
| DOD Electronics |
AC260 |
Floor |
Passive |
1 |
(2) 1/4 |
(2) 1/4" |
No |
Can be used as a mic/instrument splitter;
3-position pads + 180 |
$65 |
| DOD Electronics |
AC265 |
Floor |
Passive |
1 |
(2) 1/4"; XLR |
(2) 1/4"; XLR |
Yes |
Can be used as mic/instrument splitter;
3-position pads + I80 |
$85 |
| DOD Electronics |
AC275 |
Floor |
AC; battery; phantom pwr |
1 |
(2) 1/4"; XLR |
(2) 1/4"; XLR |
Yes |
Speaker/instrument level switch |
$95 |
| E.M.O. |
E520 |
Floor |
Passive |
1 |
(5) 1/4" |
XLR |
Yes |
20 Hz-40 kHz frequency response |
$124 |
| E.M.O. |
E525 |
Floor |
Passive |
2 |
(10) 1/4" |
(2) XLR |
Yes |
20 Hz-40 kHz frequency response |
$360 |
| E.M.O. |
E535 |
Rackmount |
Passive |
1 |
(10) 1/4" |
XLR |
Yes |
20 Hz-40 kHz frequency response |
$130 |
| E.M.O. |
E540 |
Floor |
Passive |
1 |
(5) 1/4" |
XLR |
Yes |
High-isolation operation |
$190 |
| E.M.O. |
E545 |
Rackmount |
Passive |
6 |
(30) 1/4" |
(6) XLR |
Yes |
20 Hz- 40 kHz freq. response; uses E535 mods |
$745 |
| E.M.O. |
E580 |
Rackmount |
Passive |
8 |
(8) 1/4" |
1/4"; XLR |
Yes |
Parallel unbalanced outputs |
$1,225 |
| Ebtech |
HE-2 |
Tabletop |
Passive |
2 |
(2) 1/4" TRS |
(2) 1/4" TRS |
No |
Prevents hum by breaking ground loops;
balances audio signal |
$90 |
| Ebtech |
HE-8 |
Rackmount |
Passive |
8 |
(8) 1/4" TRS |
(8) 1/4" TRS |
No |
Eliminates hum by breaking ground loops;
balances audio signal |
$290 |
| Ebtech |
LLS-2 |
Tabletop |
Passive |
2 |
(2) 1/4" TRS |
(2) 1/4" TRS |
No |
Converts signal levels between -10 dBV and +4
dBu |
$100 |
| Ebtech |
LLS-8 |
Rackmount |
Passive |
8 |
(8) 1/4" TRS |
(8) 1/4" TRS |
No |
Converts audio signals between -10 dBV and +4
dBu |
$350 |
| Fishman |
Pro-EQ Platinum |
Solid state preamp/DI/EQ |
Battery; AC |
1 |
1/4" |
(2) 1/4"; XLR |
Yes |
Semiparametric EQ; sweepable mid w/notch |
$250 |
| Fishman |
Pro-EQ Platinum Bass |
DI/EQ/preamp |
9V battery; 48V phantom; AC |
1 |
1/4" |
XLR |
Yes |
Exclusive voltage doubler circuit stands up to
high output active basses |
$250 |
| Groove Tubes |
PDI - Passive Direct Interface |
Floor |
Passive |
1 |
(2) 1/4", in/thru |
(1) XLR |
Yes |
Internal electro-static shield in xfmr; steel
case/shield for xfmr; steel chassis w/ foam pad |
$59 |
| Groove Tubes |
Speaker Emulator 2 |
Rackmount |
AC |
1 |
(1) 150 watt RMS |
2 dry, 2 mix FX |
No |
Reactive, load sensitive direct interface of
guitar amp to mixer; 25% & 50% power reduction return to spkr cab; 16 |
$599 |
| Horizon Music |
Straightline |
Passive |
Passive |
1 |
1/4" |
1/4" |
Yes |
Accepts line level signals from
consoles/keyboards |
$49 |
| Horizon Music |
Speaker Line |
Speaker-level direct box |
Passive |
1 |
1/4" |
1/4" |
Yes |
Accepts guitar amp outputs |
$70 |
| Horizon Music |
Stereo Line Direct Box |
Multimode |
Passive |
2 |
(2) 1/4" |
(2) 1/4" |
Yes |
Works as stereo or 2 in/1 out mono combiner |
$99 |
| Horizon Music |
Active Direct Box |
Active DI box |
Battery |
1 |
1/4" |
1/4" |
Yes |
-20 dB pad switch; adjustable output gain trim |
$150 |
| Horizon Music |
SL-4 |
4-channel rackmount |
Passive |
4 |
1/4" |
XLR |
Yes |
|
$349 |
| Jensen Transformers |
Iso-Max DB-2PX |
Standalone or rackmount |
Passive |
2 |
(2) 1/4" |
(2) XLR |
Yes |
Jensen JT-DB-EPC transformer |
$210 |
| Klark Teknik |
DN100 |
Floor |
Phantom |
1 |
(2) 1/4"; XLR |
XLR |
Yes |
Switchable I/O attenuation; iso transformer,
Kensington Key lock, rubber boot for electrical isolation |
$203 |
| LA Audio |
DI2MkII |
Floor |
Phantom or battery |
1 |
1/4" |
(2) 1/4"; (1) XLR |
Yes |
Speaker in rated to 300W |
$139 |
| Manley Labs |
Tube Direct Interface |
Tube DI box |
Passive |
1 |
1/4" |
1/4"; XLR |
Yes |
5-position EQ; console boost-unity switch |
$575 |
| Manley Labs |
Stereo Tube Direct Interface |
Tube DI box |
Passive |
2 |
1/4" |
1/4"; XLR |
Yes |
5-position EQ; all-tube architecture |
$875 |
| Manufacturer |
Model |
Type |
Power Type |
# Of Channels |
Inputs |
Outputs |
Ground Lift |
Special Features |
Price |
