Detail 01
Mono channel
The REDD.47 processes one channel.
Product detailSKU #1500000369778
Chandler LimitedREDD.47 Tube Microphone Preamp
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Independent shopping perspective
The Korena take
The REDD.47 is a mono tube mic amplifier with mic/line XLR inputs and a 1/4-inch DI input. Its EF86 and E88CC tube circuit combines stepped 16–52 dB voltage gain with stepped ±5 dB fine adjustment, reaching +57 dB total. A variable output control lets you set the outgoing level separately. Session controls include switchable 48V phantom power, 20 dB pad, phase reversal, and an inductor-based rumble filter with eight selectable frequencies. The preamp can move from clean operation into richer, saturated tone before clipping.
Strong match
Who this is for
- Recording a single mic or line source with stepped gain and separate output-level adjustment.
- Connecting an instrument through the front-end 1/4-inch DI input.
- Selecting a rumble-filter frequency from 30 Hz through 180 Hz during setup.
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
16–52 dB stepped voltage gain; stepped ±5 dB fine gain; +57 dB total
Both primary and fine gain adjustments use fixed steps.
Detail 03
Inductor-based rumble filter: 30–180 Hz
Eight selectable low-frequency filter positions are available.
Detail 04
20 dB pad, 48V phantom power, and 0/180° phase
Each of these setup controls is switchable.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01Does the REDD.47 have a DI input?
Yes. It has a 1/4-inch DI input alongside its mic/line XLR inputs.
02Can I use phantom power?
Yes. It has switchable +48V phantom power.
03How much gain does it provide?
It provides +57 dB total gain.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
2 detailsPickups & controls
- Circuit
- Tube (EF86, E88CC)
- Output Control
- variable
1 detailsBody & build
- Color
- Red
4 detailsConnections & power
- Voltage Gain
- Stepped 16-52dB
- Inputs
- Mic/Line XLR (pin 2 hot), D/I (1/4”)
- Phantom Power
- +48v, switchable
- Output
- XLR (pin 2 hot)
6 detailsOther
- Phase
- 0/180º, switchable
- Pad
- 20dB, switchable
- Rumble Filter
- Inductor based, switchable (30, 45, 60, 70, 90, 110, 130, 180Hz)
- Channels
- Mono
- Total Gain
- +57dB
- Fine Gain
- Stepped ±5dB
