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ProAudioStar DJ GEAR INSTRUMENT GEAR LIVE SOUND RECORDING MICROPHONES HEADPHONES ACCESSORIES SOFTWARE LIGHTING BUNDLES Authorized Dealer DBX 676 Microphone Channel Strip w/Tube Pre 3-Band Parametric EQ Compressor/Lmtr Microphone Channel Strip with Tube Pre-amp, 3-Band Semi-Parametric EQ, Compressor, Limiter & Switchable VU Metering - Customer Return with Original Packaging - Description The Pedigree of Professional Audio. We at dbx Professional Products are proud to introduce the all new 676 Tube Mic Pre Channel Strip. The 676 represents all of the best of dbx’s more than 40 years of dynamics processing. The 676 offers a pristine high-voltage, Class-A tube preamp section that runs on 250 volts, so your signal can be as crystal clean or dirty as you need it to be. The 676 also incorporates the compressor/limiter design from the highly-sought after dbx162SL, as well as a 3-band parametric EQ with sweepable mids. The 676 provides audio professionals with the perfect channel strip for recording and live applications alike with its military-grade build and vintage-inspired controls, VU metering and state-of-the-art optional digital output card. Features/Specs Class-A Vacuum Tube Preamp with High Voltage Gain High-Visibility Vintage VU Meter Compressor designed from the dbx162SL 3-Band Semi-Parametric EQ 1/4” and XLR Inputs and Outputs Front Panel Instrument Input Side Chain Insert Optional Digital Output Card Specifications Mic Preamp Connector : Female XLR Pin 2 Hot; Electronically balanced/unbalanced Mic Preamp Input Impedance : 1.9 kΩ CMRR : >85 dB from 20 Hz to 3 kHz, >70 dB from 3 kHz to 20 kHz Instrument Input Connector : Tip-Sleeve ¼” Jack Input Type : (instrument) Unbalanced Instrument Input Impedance : 500 k Ω Max Input : (instrument) +21dBu unbalanced Preamp Insert Connector : Tip-Ring-Sleeve ¼”, RF filtered Preamp Insert Type :Unbalanced, Tip = send, Ring = return Line Outputs (Preamp & Compressor/Limiter) Connector : Male XLR and Tip-Ring-Sleeve ¼” (Pin 2 and Tip hot) Line Outputs (Preamp & Compressor/Limiter) Type : Servo-balanced/unbalanced Line Outputs (Preamp & Compressor/Limiter) Impedance : Balanced 30 Ω, unbalanced 15 Ω Line Outputs (Preamp & Compressor/Limiter) Maximum Output Level : > +21 dBm (into a 600 ohm load) Compressor Sidechain Insert Connector : Tip-Ring-Sleeve ¼”, RF filtered Compressor Sidechain Insert Type : Unbalanced, Ring = output, Tip = input Compressor Sidechain Insert Impedance : 1 kΩ (output), 50 kΩ (input) Vacuum Tube Type : 12AU7A / ECC82 Vacuum Tube Grid Power Supply : +250V DC Vacuum Tube Heater Power Supply : +12V DC Frequency Response (Mic Input) : 20 Hz to 50 kHz, +0/-1dB, 40 dB gain Frequency Response (Instrument Input) : 30 Hz to 70 kHz, +0/-1dB, unity gain THD + Noise (Mic In to LIne Out) : 0.25% typical at 0 dBu out, 1 kHz, 40 dB gain THD + Noise (Instrument In to Line Out) : 0.2% typical at 0 dBu out, 1kHz, unity gain Equivalent Noise Level : Typically > -123 dBu with a 150 Ω source load, 22 Hz to 22 kHz Noise Floor : Mic Insert to Comp Output: <-93 dBu, unity gain, EQ flat and no gain reduction Preamp Function Switches/Controls: Instrument Input : Selects between microphone XLR input and front panel ¼” instrument input Preamp Function Switches/Controls : +48V Sends +48 VDC through 6.81 kΩ resistors to pins 2 and 3 of the microphone input Preamp Function Switches/Controls : 20dB Pad Attenuates the microphone input by 20 dB Preamp Function Switches/Controls Polarity Invert : Reverses pins 2 and 3 of the microphone input XLR Preamp Function Switches/Controls 80 Hz Low Cut : Enables an 80 Hz, 12 dB/octave high pass filter in the microphone and instrument signal path Preamp Function Switches/Controls Gain Control Range : -∞ to +55 dB for Microphone Input; -∞ to +40 dB for Instrument Input Preamp Function Switches/Controls Post Tube Attenuation : -∞ to 0 dB Preamp Function Switches/Controls Peak Indicator : Illuminates RED when the Preamp is within 3 dB of clipping EQ Low Frequency : 100 Hz, Low-pass shelving filter EQ High Frequency : 10 kHz, High-pass shelving filter EQ Mid Frequency : Sweepable from 100 Hz to 8 kHz EQ Function Switches/Controls: Narrow : Selects the “Q” of the MID Frequency EQ. “OUT” position Q = 0.9; “IN” position Q = 2.9 EQ Gain : (All Bands) Sweepable from –15 to +15 dB Compressor Threshold Range : -40 dBu to +20 dBu Compressor Threshold Characteristic : Selectable OverEasy™ or Hard Knee Compressor Ratio : Variable 1:1 to ∞:1; 60 dB maximum Compression Compressor Attack/Release Modes : Selectable Manual or Auto Compressor Manual Attack Time : Scalable program-dependent; Typically 400 dB/msec to 1 dB/msec Compressor Manual Release Time : Scalable program-dependent; Typically 4000 dB/sec to 10 dB/sec Compressor Auto Attack Time : Program-dependent, typically 15 ms for 10 dB, 5 ms for 20 dB, 3 ms for 30 dB Compressor Auto Release Time : Program-dependent, typically 120 dB/sec Compressor Output Level Control Range : -20 dB to +20 dB Compressor Peak Indicator : Illuminates RED when the Compressor/Limiter is within 3 dB of clipping Limiter Type : dbx PeakPlus Limiter Threshold Range : -4 dBu to + 22 dBu (off) Limiter Ratio : ∞:1 Limiter Attack and Release : Program-dependent Power Supply : Universal switch-mode Operating Voltage : 100 – 240 VAC, 50/60 Hz Power Requirements : 20 Watts Fuse : T2.5AL 250V Turn-On Time : Approximately 2 seconds Dimensions : 3.5”H X 19”W X 8”D (88.9mmH X 482.6mmW X 203.2mmD) Weight : 8.1 lbs (3.7 kg) Shipping Weight : 11.0 lbs (5.0 kg) We are authorized dealers for all these brands. Click a logo to see our listings. ProAudioStar is also not responsible for any taxes, local duties, or fees outside of the USA and those are not included in the sale price or ship charge. If an item is refused by the buyer, ship costs to and from the destination in which the item was shipped to are not refunded. Please note the cost of return shipping is usually double of what the original ship cost. Shipping is not free to HI, AK, and PR. FREE SHIPPING ONLY TO THE LOWER 48 STATES. We provide free shipping to the contiguous 48 United States, on most items. Shipping fees to ALL OTHER LOCATIONS will be calculated individually and added to customer invoices. ProAudioStar is also not responsible for any taxes, local duties, or fees outside of the USA and those are not included in the sale price or ship charge. In the event that the customer refuses a shipment, all shipping costs to and from the country or State in which the item was shipped to are not refunded. Please note, in some cases return shipping can cost as much as double the original ship cost. We operate a 30-day return period. Items must be returned with all original packaging as well as all included items. Items that are not returned in original, resalable condition are subject to a 15% restocking fee. We charge a 15% restocking fee on returned items only if the item is clearly used and or the packaging is tarnished. A 10% re-stock is more likely if the unit comes back in mint condition. The ship cost we paid to ship your item will be deducted as well. In some cases restock fees and ship costs can be applied as a store credit. We will exchange a defective unit for the same unit within the 30-day period. After that period, you will have to work directly with the manufacturer for warranty service. Items that can not be returned include: software, units with contents or packaging that is damaged/missing, and items that are considered for personal use (such as earphones, headphones, microphones, instrument mouthpieces, harmonicas or other items that you wouldn't want to purchase if someone else had previously used them). Also, Items which we do not normally stock (i.e. "Special Orders", discontinued products, close-outs, used products, etc.) are non-returnable. We strongly suggest that you check your order after receiving it to be sure that it is in proper working order. Please contact us for a Return Authorization before returning any items.