710 Twin-Finity Tone-Blending Mic Preamplifier & DI Box

Manuals & Related Links

User Manual: 710 Twin-Finity User Manual

Related Links: 710 Twin-Finity Product Page

 

Features & Specs

Features:
 
  • Twin-Finity™ Tone-Blending Mic/Line Preamp & Hi-Z Instrument DI
  • Dual-Path 310 volt Class-A Tube and Transimpedance Solid State Preamp
  • Phase-Aligned "Tone-Blending" of Tube and Solid State
  • Dual Gain Stages: Wire with Gain to Creamy to Crunchy
  • Discrete JFET DI with 2.2M ohm Ultra Hi-Z impedance
  • Monolithic Balanced Output Stage
  • 70dB+ of gain, +48V Phantom, Pad(-15dB), Phase Invert, and Low Cut Filter(75Hz)
  • Output and "Drive" backlit VU metering
  • Portable, Rack-Mountable design for Studio, Desktop or Stage
  • 19” Rack Kit Included
  • Front Panel Hi-Z Input (switched from Mic/Line automatically via Jack Detect)
  • Rear Panel XLR Mic Input, XLR Line Input and XLR Line Output
  • Universal Internal Power Supply
  • Heavy-Duty Metal Construction
Technical Specifications:

 

Inputs
Microphone (Female XLR)
Balanced Line (Female XLR)
Unbalanced Instrument (1/4" jack) (D.I.)

 

Outputs
Balanced Line (Male XLR)

 

Type
Tube & Solid-State Phase-Aligned Tone-Blending Mic Pre & DI

 

Tube Complement
12ax7
 
Pad
-15dB

 

High Pass Filter
75Hz
 
Maximum Power Consumption
160mA @120VAC
20W
 
Power Requirements
100-240VAC

 

Dimensions
8.45W x 3.5H x 10.25D
 
Weight
5.25 lb
 
Impedance:

 

Mic Input Impedance
2K ohms

 

Line Input Impedance
10K ohms
 
Hi-Z Input Impedance
2.2M ohms

 

Internal Output Impedance
600 ohms

 

Gain/Levels:

 

Gain Range for Unit
-Infinity to 70dBu

 

Mic Range Gain Pot
10 ~ 60 dBu

 

Line Range Gain Pot
-10 ~ 40 dBu

 

Hi-Z Range Gain Pot
-10 ~ 40 dBu

 

Maximum Mic Input Level Gain @min SS
+18 dBu

 

Maximum Mic Input Level Gain @min Tube 1% THD
-7 dBu dBu +8 dBu w/pad

 

Maximum Line Input Level Gain @ Min SS
+30

 

Maximum Line Input Level Gain @ Min Tube 1% THD
+8 dBu

 

Maximum Hi-Z Input Level Gain Min SS
+18

 

Maximum Hi-Z Input Level Gain Min Tube 1% THD
+8 dBu

 

Maximum Output Level into 600 ohms
+18 dBu

 

Maximum Output Level into 100k ohms
+28 dBu

 

Tube Clipping Level
Same as Max In

 

Solid-State Clipping Level
Same as Max In
 
Frequency Response:
 
Mic Frequency Response
20Hz to 100kHz +/- 0.2 dBu

 

Line Frequency Response
20Hz to 100kHz +/- 0.2 dBu
 
Hi-Z Frequency Response
20Hz to 100kHz +/- 0.2 dBu
 
Distortion
Min THD+Noise @ +4dBU
0.1% tube 0.005% solid-state
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