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Mic Preamp

BAE 1073MP Mic Preamp

The BAE 1073MP is a hand-wired Class-A clone of the legendary Neve 1073 mic preamp — Carnhill input transformer, the Marinair-spec output, and the unmistakable warm low-mid character that defined the mid-70s Trident / Air Studios records. On a touring rig it lives between a stage box and the console for one specific channel — usually lead vox — where the engineer wants a real Neve preamp on the most important input on the show.

Compare
BAEDual Mic PreCHANNEL 1CHANNEL 21073MP
Documented outputs
1One destination connection
Documented inputs
4Based on documented inputs
Rack space
1UBuilder checks available rail space
Power draw
18W25W documented maximum
Catalog estimate
~$1,995Use retailer rows for current price and stock

01 · What it does—and what that changes in your rig.

Product overview

Start with the payoff, then work through how it functions, where it fits, and the details that change a real build.

The payoff

Mic Preamp decisions, organized around the whole rig.

The BAE 1073MP is a single-channel, hand-wired Class-A clone of the Neve 1073, built around a Carnhill input transformer and a Marinair-spec output transformer — the same topology that defined an enormous body of recorded work in the 1970s. In a live rig it has one job: sit between your stage box and the console on the channel that matters most, usually lead vocal, and give that input a color and weight that a console preamp simply won't deliver. It is not a utility preamp. It is a deliberate, expensive choice for one specific sound.

Documented outputs
1One destination connection
Documented inputs
4Based on documented inputs
Rack space
1UBuilder checks available rail space
BAEDual Mic PreCHANNEL 1CHANNEL 21073MP
BAE product panel1U · 18W
Function

How it works in the path

At 1U and 4.5 kg, it racks cleanly, and 18 watts nominal draw means it won't stress any conditioned rack power strip. The mic input is the reason it exists, but the quarter-inch DI input is genuinely useful — plug an acoustic guitar or keys direct and you get the same transformer saturation and low-mid warmth on that source without a separate DI box in the chain. Gain is handled via stepped Carnhill-wound input transformer taps, which means recall is repeatable show to show: you can note the position and land in the same place every night. The XLR line output feeds your console's line input, bypassing its own preamp stage entirely.

Best fit

Where it earns its place in the rack

Buy this if you have one channel — vocal, guest artist, featured instrument — where the character of the preamp is part of the artistic intent and the budget supports it. If you need two or four channels of similar quality, you are looking at a different product category and a very different price conversation. If your console's preamps are already going through a good analog path and you cannot clearly articulate what the transformer saturation buys you on this specific show, spend the $1,995 elsewhere. This is a specialist's tool, not a general-purpose rack filler.

In the rack

Details worth deciding before load-in.

  • Patch it into your console via the channel's line input, not the mic input — you want the console preamp completely out of the circuit, not stacked in series with the BAE.
  • The stepped gain control means you can mark your setting with a paint pen or console tape after soundcheck and return to it exactly at the next show — treat it like a recall sheet note and document the position every day.
  • Give it its own IEC feed from a filtered outlet rather than daisy-chaining off another transformer-heavy unit; transformer inrush on a shared strip can cause noise artifacts at power-up.
  • If you are using the DI input for an acoustic or keys source, pad the output level at the instrument first — the 1073 input stage rewards conservative input levels and gets grittier faster than engineers expect when pushed hard through the DI.

02 · Know the whole path before you buy.

Signal path

Learn the route as a block diagram: source, product function, transport, and destination. Select any block to see what enters, what changes, and what leaves.

Interactive block diagramAuto-looping · hover, focus, or tap to hold a stage
Port-type signalProduct functionSystem boundary
Follow one signal from source to destination

Each block answers the same three questions: what arrives, what changes here, and what leaves.

01 · Source · selected
01 · Source

4 documented inputs

XLR female + ¼-inch TRS

Arrives as
4 documented inputs
Connector
XLR female + ¼-inch TRS
Signal
analog audio

03 · What this product asks of the rest of the system.

Compatibility

Treat connector names as the start of the check—not the answer. These are the boundaries that determine a complete working path.

Best fit · Mic Preamp

Use it when 1U and 280 mm of depth fit the case.

Plan the companion path

Complete the path with upstream and downstream gear that matches connector, direction, signal type, protocol, and wiring standard.

Connector boundary

Documented connectors: XLR female, ¼-inch TRS, XLR male, IEC C14. Match connector, direction, and signal type—not shape alone.

04 · Every connector, grouped by job.

I/O ports

Switch the product view and the documented port inventory updates with it—hardware and data stay side by side.

Every connector, grouped by job.

Switch panels to keep the hardware view and the documented port list in sync.

Front panel
BAEDual Mic PreCHANNEL 1CHANNEL 21073MP
Rear panel
BAE1073MP
All documented ports for BAE 1073MP Mic Preamp
PortPanelConnectorDirectionSignalChannels
Mic In (XLR)rearXLR female inputanalog audio—
Line In (1/4")rear¼-inch TRS inputanalog audio—
DI In (1/4")rear¼-inch TRS inputanalog audio—
Line Out (XLR)rearXLR male outputanalog audio—
Power (IEC)rearIEC C14 inputpower—

Showing 5 of 5 documented physical ports.

05 · Compare the decision, not just the price.

Alternatives

The rows are organized around fit, power, I/O, and system role so a cheaper unit cannot hide a more expensive workflow.

Compare
Fit📐 1U📐 1U📐 1U
Power⚡ 18W⚡ 22W⚡ 18W
Weight⚖️ 9.9 lb⚖️ 11.0 lb⚖️ 7.9 lb
I/O🔌 5🔌 11🔌 8
Estimate💵 ~$1,995💵 ~$3,995💵 ~$3,495
Deep diveCurrent selectionFull comparison →Full comparison →

06 · Resolve the questions that can change the purchase or build plan.

Planning questions

Short, source-backed answers surface rack fit, power, cabling, and connection details before they become surprises.

How will the BAE 1073MP Mic Preamp affect rack fit and case depth?

It occupies 1U. Its documented depth is 280 mm.

How much power does the BAE 1073MP Mic Preamp draw?

Typical draw is 18W and documented maximum draw is 25W.

What connections does the BAE 1073MP Mic Preamp have?

5 documented physical ports, including Mic In (XLR), Line In (1/4"), DI In (1/4"), Line Out (XLR), Power (IEC).

07 · See this unit inside a real rack plan.

Builder preview

Placement is only the start. Builder checks space · depth · weight, power headroom, dependencies, and compatible signal paths around this exact catalog item.Open in Builder
1073MP Mic Preamp positioned in a rack planA simplified plan shows the unit taking 1 rack units, with its documented connection path continuing to a planned destination.BAE1073MPCONNECTED GEARnext signal destination1U · 280 mm deep

08 · Related gear, in the order you may need it.