Graphic Equalizer

Graphic Equalizer REAL (USA) - EQ-231D

Model: EQ-231D Nhãn hiệu: REAL

GRAPHIC EQUALIZER - Bộ lọc tần số
■ 31 + 31 bands cho phép tinh chỉnh tần số mịn, độ nhạy cao, chất tiếng trong sáng
■ Led hiển thị tần số tín hiệu âm thanh (dễ dàng nhận tần số âm thanh đang hoạt động chính xác, nhanh chóng căn chỉnh, đặc biệt hiệu qủa xác định tần số gây hú & xử lý rất nhanh chóng hiệu qủa)
■ Chất lượng tiếng rất trong sáng, đáp ứng rất tốt các chương trình sân khấu biểu diễn chuyên nghiệp
■ S/N:95dB (Tỷ số tín hiệu trên nhiễu - thông số tốt)
■ THD+Noise:<0.01% (Độ méo & nhiễu thấp)
■ Tần số đáp ứng rất tốt :<10Hz to >20kHz, +/-0.5dB
■ Độ chính xác tần số trung tâm: :>90% (rất cao - tốt)
■ Bộ lọc nhóm tần số cao: HPF 3kHz-20kHz, nhóm tần số thấp LPF 40Hz-400Hz, độ dốc cắt tần số 18dB/Octave (tốt)
■ Mức tăng / giảm tín hiệu âm thanh tổng sau khi lọc tốt đa: +/-15dB
■ Dải động:118dB (rất tốt)
■ Hiển thị: Power, Output VU, Output Clip, Feedback

Bộ lọc tần số - MATRIX (USA) - 2231

Model: 2231 Nhãn hiệu: MAXTRIX

2231 Dual 31-Band Graphic Equalizer · Revolutionary instant encode/decode Type III® Noise Reduction in-circuit at the push of a button. Increases S/N ratio by up to 20dB · Patent-pending PeakPlus™ Limiter threshold range from 0dBu to +24dBu (off) can transparently tame the wildest hits or the subtlest nuances of any signal · Four segment LED bargraph for BOTH Gain Reduction AND Output Level · Status LEDs offer visual feedback for all settings on the front panel INPUT Connectors: 1/4" TRS, female XLR (pin 2 hot), and barrier terminal strip Type: Electronically balanced/unbalanced, RF filtered Impedance: Balanced 40k ohm, unbalanced 20k ohm Max Input Level: >+21dBu balanced or unbalanced CMRR: >40dB, typically >55dB at 1kHz OUTPUTS Connectors: 1/4" TRS, male XLR (pin 2 hot), and barrier terminal strip Type: Impedance-balanaced/unbalanced, RF filtered Impedance: Balanced 200 ohm, unbalanced 100 ohm Max Output Level: >+21dBu balanced/unbalanced into 2k or greater >+20dBm balanced/unbalanced (into 600) SYSTEM PERFORMANCE Bandwidth: 20Hz to 20kHz, +/-0.5dB Frequency Response: <10Hz to >50kHz, +0.5/-3dB Noise Reduction In: (+/-6 and +/-12dB range): Signal-to-Noise: >102dB, unweighted, ref: +4dBu, 22kHz measurement bandwidth Dynamic Range: >120dB, unweighted Noise Reduction Out: (+/-6dB range): Signal-to-Noise: >94dB, unweighted, ref: +4dBu, 22kHz measurment bandwidth Dynamic Range: >112dB, unweighted Noise Reduction Out: (+/-12dB range): Signal-to-Noise: >90dB, unweighted, ref: +4dBu, 22kHz measurement bandwidth Dynamic Range: >108dB, unweighted THD + Noise: <0.04%, 0.02% typical at +4dBu, 1kHz Interchannel Crosstalk: <-80dB, 20Hz to 20kHz Noise Reduction: Up to 20dB of dynamic broadband noise reduction FUNCTION SWITCHES Type III® NR: Activates dbx® Type III® Noise Reduction EQ Bypass: Bypasses the Graphic Equalizer section in the signal path Low Cut (recessed): Activates the 40Hz 18dB/octave Bessel high-pass filter Range (recessed): Selects either +/- 6dB or +/-15dB slider boost/cut range INDICATORS Output Level Meter: 4-LED bar graph (Green, Green, Yellow, Red) at -10, 0, +10, and +18dBu Gain Reduction Meter: 4-LED bar graph (all Red) at 0, 3, 6, and 10dB Type III® NR Active: Yellow LED EQ Bypass: Red LED Clip: Red LED Low Cut Active: Red LED +/-6dB range: Yellow LED +/-12dB range: Red LED POWER SUPPLY Operating Voltage: 100VAC 50/60Hz, 120VAC 60Hz 230VAC 50/60Hz Power consumption: 23W Main Connection: IEC receptacle PHYSICAL Dimensions: 5.25" H X 19" W X 7.9" D (8.9cm x 48.3cm x 20.1cm) Note: Specifications subject to change without notice. Graphic Equalizer - BSS (UK) - FCS-960 Model: FCS-960 Nhãn hiệu: BSS FCS-960 Dual Channel/Mode Graphic EQ The FCS-960 is a 30-band graphic equaliser featuring Dual Mode switching between Normal and Fine filter width settings on each channel. The FCS-960 provides two channels in 3U of rack space. Constant Q-filters with filter-bypass centre taps are controlled by high grade, 45mm faders with moulded polymer fader knobs which eliminate visual parallax error even under low light conditions. Also included are sweepable/switchable Hi-pass filter, Gain control and electronic balanced inputs and outputs. Input Section Impedance 10kOhm, Electronically Balanced Max. Input Level +20dBu Connector XLR331 or equivalent Output Section Output Electronically Balanced & floating Max. Output Level +20dBu into 600 Ohms Connector XLR332 or equivalent System Performance Frequency Response +/0.25dB 20Hz to 20kHz Distortion (THD) <0.005% 20Hz to 20kHz @+4dBu Output Noise (flat) <90dBu, 22Hz to 22kHz, unweighted Channel Separation Better than 80dB from 20Hz to 20kHz Gain Control Range +/10dB Peak Indicator +18dBu Bypass Passive failsafe bypass relay Filters Type MFB Constant Q Frequencies Per Channel 30 off, on 1/3 octave ISO centres, 25Hz to 20kHz Boost/Cut Range Nominal +/10dB * Mode Selectable normal or fine response High Pass Filter 18dB/octave Butterworth, 20Hz to 250Hz General Power Requirements AC 30VA 50/60Hz, selectable 90/120v or 190/250v. IEC AC power cord. Dimensions 3U 19 " x 5.25" x 8.9" (482mmx132mmx227mm) Weight 11lbs gross shipping (6kg) Options Transformer Balancing (Input and Output) Security Cover (2U, 3U) ts_fcs-960.doc Graphic Equalizer - XTA (ENGLAND) - Dual 30 Bands - GQ-600 Model: GQ-600 Nhãn hiệu: XTA GQ600 Features H.F Trim section with adjustable gain and frequency allows fast adjustments to be made to overall H.F response. This obviates the need for system re-voicing when, for example, changes in humidity or audience size occur. Filter design is carefully optimised for good interpolation and improved narrow band performance. Excellent noise and distortion performance. High quality long throw 45mm sliders are used, improving resolution whilst eliminating the need for range switching. Sweepable high-pass filter is provided.Inputs and outputs are fully electronically balanced as standard. A fixed frequency 18 dB/octave low-pass filter is provided for increasedH.F driver protection. Both XLR and Klippon "quick-wire" connectors are provided. Peak level indicators give prior warning of onset of clipping anywhere inthe equaliser. Relay fail-safe bypass is provided, with turn-on delay. Gain control and EQ in/out switch for each channel. GQ 600Specifications Inputs Two, electronically balanced [++] Impedance > 10k ohms CMRR > 65dB 50Hz - 10kHz Outputs Two, electronically balanced [++] Source Imp. < 60 ohms Min. Load 600 ohms Max. Level ± 23dBm into 600 ohm load Gain ± 10dB via rotary control Frequency Resp. ± 0.5dB 20Hz to 20kHz with controls "flat" Eqv. Input Noise <- 100dBm (20Hz - 20kHz un-weighted) with controls "flat" Distortion @ +18dBm< 0.01% @ 1kHz Channel Separation > 80dB @ 1kHz Peak Indicator Threshold: + 20dBu H.F Trim Filter Type 2nd order, optimum phase, shelving Frequency 2K - 20kHz Gain ± 8dB H.F Trim In/Out Front panel switch with LED High-pass Filter Filter Type 12dB/octave H.P Frequency (-3dB) 10Hz - 150Hz Low-pass Filter Filter Type 18dB/octave 3dB @ 27kHz LPF In/Out Link selectable on PCB Equaliser Section Filters 2 x 301/3 octave, 25Hz-20kHz Filter Type High performance simulated LCR network Freq. Tolerance ± 3% Range ± 10dB Power 110/120 ± 15% @ 50/60Hz Consumption < 20W Weight 5.0 kG Net (6.7 kG Shipping) Size 5.25" (3U) x 19" x 9.3" (133 x 482 x 237mm) excluding connectors. Options [++] = Optional transformer balancing. Perspex security cover. GQ 600 Architects Specifications The dual channel equaliser shall contain 2 x 30 filters centred on 1/3 octave ISO centre frequencies from 25Hz to 20kHz. 10dB of boost and cut shall be provided for each filter via 45mm slide controls. The slide controls shall incorporate centre detent. A high frequency "Trim" section with shelving response shall be provided, allowing up to 8dB of boost or cut to be applied at any frequency 2kHz to 20kHz via rotary frequency and gain controls. The gain control shall incorporate centre detent. The equaliser shall contain 12dB/octave high-pass filters for each channel with turnover frequencies variable between 10Hz and 150Hz. A fixed frequency 19dB/octave low-pass filter shall be provided to aid H.F driver protection. The unit shall provide a rotary gain control for each channel allowing ±10dB of gain to be applied. This control shall incorporate centre detent. An EQ in/out switch shall be provided for each channel, allowing the 1/3 octave equaliser section to be selected in or out of circuit. A peak level indicator shall provide warning when signals above 20dB are detected. Audio connections shall be provided via XLR and Klippon "quick wire" connectors. Inputs and outputs shall be electronically balanced with transformer balancing available to order. A security cover shall be available to cover all front panel controls. The unit shall include Bypass relays which automatically operate when power is interupted. The equaliser shall meet or exceed the following performance specifications: Frequency Response: ± 0.5dB 20Hz-20kHz (controls "flat") Distortion: < 0.01% @ 18dBm @ 1kHz Eqv. Input Noise: <- 100dB (20Hz-20kHz unweighted) Maximum Output level: + 23dBm into 600 ohm load The equaliser shall operate from a 110/220V ± 15% 50/60Hz supply and be housed in a standard 3U 19" rack mount case. The equaliser shall be the XTA Electronics GQ600. Downloads Accessories Software Manual Datasheet Graphic Equalizer - DBX (USA) - IEQ31 Model: IEQ31 Nhãn hiệu: DBX Bộ lọc tần số - Graphic Equalizer