Building Filters
 - SPL PQ Mastering Equaliser (Black)- Fabricante: SPL
 - Frequency range: 10Hz - 40kHz | Common mode rejection: › -82dB (1 kHz, +34 dBu) | Transmission bandwidth: (3 dB, Band 1-5 ON, B/C = 0): 10 Hz-100 kHz | Thd: › 107dB @ 24dBu, › 106dB (Proportional-Q) | Noise: -91d... $6,084 USDLondres, Reino Unido
 - SPL PASSEQ Passive Mastering Equaliser (All Black)- Fabricante: SPL
 - Max input level: + 32.5 dBu | Input impedance: 20 kOhms (balanced) | Max output level: + 32.5 dBu | Output impedance: ‹ 600 Ohms (balanced) | Harmonic distortion: 0.076% @ -30 dBu; 0.026% @ -20 dBu | Noise: - 91.... $4,404 USDLondres, Reino Unido
 - SPL Gemini Mastering M/S Processor (Black)- Fabricante: Gemini
 - Max input level: +32.5 dBu | Input impedance: 20 kOhms (bal.) | Max output level: +32.5 dBu | Output impedance: ‹ 100 Ohms (bal.) | Noise: -98.2 dBu (A-weighted) | Thd: › -110 dB @ +20dBu | Common mode rejection:... $2,588 USDLondres, Reino Unido
 - DAV Electronics BG8 8 Channel Mic Preamp- Fabricante: DAV Electronics
 - Frequency response: 10Hz - 150KHz ± 0.25dB          | High pass filters: 65Hz @ 12dB per octave (Switchable all channels) | Distortion: Less than 0.01%. Typ, 0.001% 1KHz @ +20dBu o/p     ... $1,595 USDLondres, Reino Unido
 - DAV Electronics BG1 2 Channel Mic Preamp- Fabricante: DAV Electronics
 - Frequency response: 10Hz - 150KHz ± 0.25dB | Gain range: 26dB - 59dB in 3dB steps. [pad in 0dB - 33dB] | Distortion: Less than 0.01%. Typ, 0.001% 1KHz @ +20 dBu o/p | High pass filters: 22Hz, 33Hz, 68Hz @ 12dB pe... $616 USDLondres, Reino Unido
 - DAV Electronics BG1U 2 Channel Mic Preamp- Fabricante: DAV Electronics
 - Frequency response: 10Hz - 150KHz ± 0.25dB | Mic gain range: 22dB - 66dB in 4dB steps. [pad in -4dB - 40dB] | Distortion: Less than 0.01% | High pass filter: 68Hz @ 12dB per octave (Switchable bothchannels) | No... $660 USDLondres, Reino Unido
 - Grace Design M801 MK2 8 Channel Mic Preamp- Fabricante: Grace Design
 - 40db gain 3db 50ω source: 4.5Hz-350KHz | 40db gain 0.2db 50ω source: 18Hz-65KHz | 20db gain +20dbu out, 1khz: <.0008% | 40db gain +20dbu out, 1khz: <.0009% | 60db gain +20dbu out, 1khz: <.0070% | Smpte/din 1:1 (5... $5,368 USDLondres, Reino Unido
 - Grace Design M101 Mic Preamp- Fabricante: Grace Design
 - Mic input: 8.1kΩ | Hi-z input: -10-45dB | Output trim control: 0 to +10dB | 20db gain +20dbu out: <0.00085% | 40db gain +20dbu out: <0.0010% | 60db gain +20dbu out: <0.0050% | Smpte/din 4:1 7khz/50hz: <0.0020 | 5... $1,065 USDLondres, Reino Unido
 - AMS Neve 88RLB Mono Mic Preamp Module- Fabricante: AMS Neve
 $773 USDLondres, Reino Unido
 - API 527 Microphone Preamp- Fabricante: API
 - Nominal operating level: -2dBu or +4dBu | Maximum input level: +26dBu | Maximum output level: +26dBu | Output fader control gain: -Infinity to +10dB | Attack times: 1 millisecond to 25 milliseconds (typical) | Re... $1,074 USDLondres, Reino Unido
 - API 512C Microphone Preamp- Fabricante: API
 - Rear connector: Output on edge connector, MIC Input on edge connector, can be defeated | Front connectors: XLR MIC Input, HI-Z 1/4" Unbal Input | Gain range: MIC: 34dB to 65dB (14dB to 45dB w/PAD). HI-Z: 14dB to ... $880 USDLondres, Reino Unido
 - Pultec EQM-1A- Fabricante: Pultec
 - Low shelf boost: +10 dB in .5 dB steps @ 20, 30, 60, 100 Hz | Low shelf attenuate: -10 dB in .5 dB steps @ 20, 30, 60, 100 Hz | Mid/high peak boost: +10 dB in .5 dB steps@ 3, 4, 5, 8, 10, 12, 16 kHz | High shelf ... $6,231 USDLondres, Reino Unido
 - Pultec EQP-1A3 Matched Pair- Fabricante: Pultec
 - Input transformer: 600 Ohms | Output transformer: 600 Ohms | Noise: 92 dB below +10 dBm | Distortion: ≤ 0.15% at +10 dBm into 600 | Ohms amplifier: Flat, 20 cps to 20 kcs, +/- 0.5 dB | Tubes: 1 ea 12AU7, 12AX7, 6... $9,899 USDLondres, Reino Unido
 - Pultec EQM-1S3 Matched Pair- Fabricante: Pultec
 - Input impedance: ~600 Ohms | Output impedance: ~50 Ohms | Noise: 92 dB below +10 dBm | Distortion: ≤ 0.15% at +10 dBm into 600 Ohms | Amplifier: Flat, 20 CPS to 20 KCS, +/- 0.5 dB | Tubes: 1 ea 12AU7, 12AX7, 6X4 $11,440 USDLondres, Reino Unido
 - Pultec EQM-1S3- Fabricante: Pultec
 - Input impedance: ~600 OhmsOutput Impedance: ~50 Ohms | Noise: 92 dB below +10 dBmDistortion: ≤ 0.15% at +10 dBm into 600 Ohms | Amplifier: Flat, 20 CPS to 20 KCS, +/- 0.5 dBTubes: 1 ea 12AU7, 12AX7, 6X4 $5,720 USDLondres, Reino Unido
