Chameleon Labs 7603 Microphone Preamp & EQ

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Chameleon Labs 7603 Microphone Preamp & EQ

Chameleon Labs

7603 Microphone Preamp & EQ

4.8 Expert Rating

Product Info

Article Number: 589997
Model: 7603 Microphone Preamp & EQ
Category: Preamps
Price: $1,703.90

* Prices may vary. Check retailer for current pricing and availability.

The 7603 is a seriously impressive, single-channel preamp – a real workhorse. The transformer-driven sound is just gorgeous, adding a richness and depth that's perfect for vocals, guitars, and anything needing a touch of vintage vibe. This is a fantastic choice for engineers and producers looking for a premium-priced, focused preamp with a distinct sonic signature.

Product Description

  • Chameleon Labs 7603 Microphone Preamp & EQ
  • Mono Microphone Preamp and EQ
  • Chameleon microphone and line input transformers and Chameleon output transformer
  • High impedance instrument input
  • Discrete Class A topology
  • Preamp with 70 dB gain
  • Induction-based three-band EQ
  • High-pass filter switchable at 40
  • 160 or 320 HZ
  • 48 V phantom power for the microphone input
  • Switchable phase switch
  • Selectable microphone input impedance of 300 or 1200 ohm
  • Switchable VU meter (input/output) with calibrated ballistics
  • Relay-based selection of line/mic and DI inputs
  • Overload indicator for input and output
  • Dimensions (W x D x H): 480 x 295 x 440 mm
  • Weight: 5 kg
PROS
  • • Discrete Class A design delivers exceptional warmth and headroom.
  • • Custom-wound transformers impart a vintage, musical character.
  • • Flexible EQ with induction-based coils offers precise tonal shaping.
  • • High-impedance DI input expands versatility beyond microphone use.
CONS
  • • Its substantial weight makes rack mounting a consideration for some setups.
  • • The three-band EQ, while excellent, lacks the flexibility of more complex designs.
  • • Relay-based switching, while robust, can introduce a subtle click.

Product Video

Key Features

Channels 1
Preamp Type Discrete Class A
Gain Range 70 dB
Phantom Power 48 V
Connections Microphone Input, Line Input, DI Input, XLR, 1/4" TRS
Weight 5 kg

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Frequently Asked Questions

It shares a similar tonal philosophy, but the 7603’s induction-based EQ is a bit more refined and less aggressive than the classic 1073’s.
Yes, it's a helpful visual cue to prevent clipping and maintain a clean, powerful signal.
Absolutely; experimenting with the 300 and 1200-ohm settings can subtly alter the mic’s character, adding warmth or detail as needed.

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