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Everything In Music - Since 1958
Everything In Music - Since 1958

Solid State Logic Alpha Channel - Channel Strip w/ Mic Preamp

Out of Stock
Original price $1,399.00 - Original price $1,399.00
Original price $1,399.00
$1,399.00 - $1,399.00
Current price $1,399.00
About Inventory Status

Call or text us at 301-946-8808.

In stock: It is in stock and available to ship or pickup. Apparel must be shipped from another location and is not available for in-store pickup. We can usually ship or have these items available for pickup by the next business day if they don't require inspection, special handling, or setup. Our pickup location is 11151 Veirs Mill Rd. Silver Spring, MD 20902.

📆 Preorder: It is on the way to our warehouse. We can't predict when preorder items will arrive due to current supply chain issues. If you place an order for one of these items someone will contact you to estimate the delivery date.

Out of stock: We don't currently have it available but you're not out of luck yet. We still may be able to get it. If you order one of these items we will contact you with an estimated fulfillment date. You have the option to cancel the order if you change your mind.

Special order: The item is so special that it needs to be custom ordered for you. Some of these items are works of art and have to be made individually. Orders for special order items must be prepaid and we cannot accept cancellations or refunds.

█ Sold out: We don't think we can get this item because it was either discontinued by the manufacturer or was limited in quantity. If you want or need this item call or text us. Sometimes we can help you track down the item through other sources or help you find something similar.

About Item Conditions

Call or text us at 301-946-8808.

New: The item is brand new as received from the manufacturer with a full manufacturer warranty. Instruments such as guitars, snare drums, drum kits, brass and woodwind instruments may be opened for photography and quality control inspection and may not be in a factory sealed box.

Mint or Open Box: The item may have been opened and tested but has been repackaged. The original packaging may have superficial issues but the item itself and any originally included accessories are in perfect, like new condition.

Display Model: These items are so cool that we put them on display in our legendary shop. The condition is brand new as received from the manufacturer with manufacturer warranty. Rest assured, these items undergo a very careful inspection before shipping.

Demo: These items have been on our sales floor for demo purposes and will likely show signs of use. The original packaging may no longer be included, but you can be assured that you are receiving an awesome item and an awesome price.

Used: The item is used. These item may have varying degrees of wear. Please read the description for information about the condition of the item. Used items do not carry a warranty.

B or C Stock: Factory refurbished. These items were purchased from the manufacturer in a refurbished condition. They will show some cosmetic issues, but nothing that would impact performance. Being that these are sealed from the manufacturer, we generally do not open these to photograph the cosmetic issues. They are guaranteed to work and may have a limited warranty or you may purchase an extended warranty in some cases. Please see the listing description for item specific information.

Take Your Tracks To The Next Level With The Solid State Logic Alpha Channel Channel Strip w/ Mic Preamp

With the classic combination of mic preamp, filter, EQ, dynamics, and A/D conversion, the Alpha Channel draws upon SSL's sonic legacy to provide an affordable analogue channel strip designed to provide the perfect front end to your DAW.

The Alpha Channel packs in a sophisticated and versatile collection of features for its size and price; a high-quality mic pre with switched impedance for instrument or line sources, phantom power and phase invert. A VHD circuit for added analogue tone, an Insert for streamlined additional processing, a three band EQ design utilizing the classic SSL channel strip EQ sound and with selectable Bell curve for the LF, a High Pass Filter with 40/80/120Hz cutoff frequency selection, a switched lite limiter to prevent digital clipping, a high quality Analogue to Digital audio converter, and an S/PDIF digital output.

  • Professional ultra-clean mic preamp with Hi Z impedance switch
  • VHD (Variable Harmonic Drive) circuit for added analogue tone
  • Front Panel Combi XLR mic/line/instrument input
  • 1/4" jack instrument auto sensing with passive DI type impedance detection and level matching
  • High Pass Filter with selectable 40Hz, 80Hz or 120Hz cutoff
  • DC Sidechain Link outputs (RCA)
  • Built-in professional quality Analogue to Digital conversion
  • 1/4" analogue out and S/PDIF I/O
  • Auto sample rate sensing and self-adjustment
  • Three band SSL parametric EQ with mid-frequency Q control and dual LF curves
  • Intelligent auto limiting that maximizes recording headroom and avoids DAC clipping



  • Dimensions (H x W x D): 44.5 x 482 x 230 mm / 1.75 x 19 x 9 inch
  • Shipping Dimensions (H x W x D): 80 x 550 x 320 mm / 3.25 x 21.75 x 12.75 inch
  • Weight: 3.0 kg / 7 lb
  • Shipping Weight: 3.5 kg / 8 lb
  • Power: less than 20 Watts


  • Power: IEC320 3-pin connector, 100 – 240 Vac, 50 – 60 Hz
  • Analogue I/O
    • MicrophoneL Balanced, 3-pin XLR-F, Zin = 1kΩ (10kΩ for Hi Z)
    • Instrument Un-balanced, 1/4" Mono Jack, Zin = 1MΩ
    • Output: Balanced, 1/4" Stereo Jack, Zo = 40Ω
    • Insert Send: Balanced, 1/4" Stereo Jack, Zo = 40Ω
    • Insert Return: Balanced, 1/4" Stereo Jack, Zin = 10kΩ
    • Link (2 of): RCA phono, limiter sidechain control voltage (dc.)
  • Digital I/O
    • SPDIF In: RCA phono, 1V pk-pk, Zin = 75Ω, SPDIF format. The ADC will lock to this signal if present
    • SPDIF Out: RCA phono, 1V pk-pk, Zo = 75Ω, SPDIF 24bit format. Synchronized to SPDIF In, else free-runs at 44.1kHz


  • Temperature
    • Operating: +5 to 30 deg. C
    • Non-operating: –20 to 50 deg. C
    • Max. gradient: 15 deg. C/hour
  • Relative Humidity
    • Operating: 20 to 80 %
    • Non-operating: 5 to 90 %
    • Max. wet bulb: 29 deg. C (non-condensing)
  • Vibration
    • Operating: less than 0.2 G (3 – 100Hz)
    • Non-operating, power off: less than 0.4 G (3 – 100Hz)
  • Shock
    • Operating: less than 2 G (10ms max.)
    • Non-operating: less than 10 G (10ms max.)
  • Altitude
    • Operating: 0 to 3000m (above sea level)
    • Non-operating: 0 to 12000m

Manufacturer: Solid State Logic
Model: 729999X2
SKU: I246933-N-0-WHXX
UPC: 878076000053

We are Chuck Levin's Washington Music Center

Maryland, Virginia, and Washington DC's legendary music shop. Family-owned and operated since 1958. Buy gear the way it was meant to be bought, from a store that's been there through it all and has the vibe to prove it. We're staffed with musicians and industry experts, people that live and breathe music gear. Our mission is to help you find the right gear for your project, that thing that will bring you the most joy out of what you do. We're an authorized dealer for almost every brand, we stock items the other stores don't, so you can try before you buy. Stop by our Wheaton, MD showroom and see for yourself.

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