Tapco BLEND16, Owner'S Manual

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Appendix C: Specifications 

Frequency Response

Mic Input to any Output (Trim at 0 dB):

+0, –1 dB, 

20 Hz to 20 kHz

–3 dB,   

10 Hz to 80 kHz

Distortion

THD and SMPTE IMD; 20Hz to 20kHz

Mic Input to Main Output:

< 0.005% 

@ +4 dBu output

Noise

20 Hz to 20 kHz BW (150 

Ω

 source impedance)

Equivalent Input Noise (EIN): 

–128 dBu

Residual Output Noise:

   Channel & Main Mix levels off

   Main, Ctrl Room, Phones: 

–102 dBu

   Aux 1 Monitor out   

–82 dBu

   Aux 2 EFX out 

–92 dBu

Common Mode Rejection Ratio 

(CMRR)

Mic In:  

60 dB @ 1 kHz   

Gain @ maximum

Crosstalk

Adjacent Inputs or Input to Output:

–85 dB @ 1 kHz

Input Gain Control Range

Mic In:  

+3 dB to +50 dB

Line In: 

 –22 dB to + 25 dB

Phantom Power

+48 VDC

Equalization

Mono Channel EQ:

   High 

±15 dB @ 12 kHz

   Low 

±15 dB @ 80 Hz

Stereo Channel EQ:

   High 

±15 dB @ 12 kHz

   Low 

±15 dB @ 80 Hz

Mixer Rated Output

Main, Aux, Control Room: 

  +4 dBu

Maximum Rated Output: 

+18 dBu

Maximum Input Levels

Mic Input: 

+18 dBu, 

Gain @ +3 dB

Inst Input: 

+18 dBu, 

Gain @ –22 dB

Stereo Line Input, Tape Input, and Aux Return:     

+18 dBu

Maximum Voltage Gain

Mic Input to:

   Main Output: 

74 dB

   Tape Output: 

74 dB

   Aux Sends:   

74 dB

   Control Room Output: 

84 dB

   Phones Output: 

84 dB

Inst Input to: 

   Main Output: 

49 dB

   Tape Output: 

49 dB

   Aux Sends:   

49 dB

   Control Room Output: 

59 dB

   Phones Output: 

59 dB

Stereo Line Input to: 

   Main Output: 

20 dB

   Tape Output: 

20 dB

   Aux Send:   

20 dB

   Control Room Output: 

30 dB

   Phones Output: 

30 dB

Tape Input to: 

   Main Output: 

10 dB

   Tape Output: 

10 dB

   Control Room Output: 

10 dB

   Phones Output: 

10 dB

Aux Return to:

   Main Output: 

20 dB

   Tape Output: 

20 dB

   Aux Send:   

20 dB

   Control Room Output: 

30 dB

   Phones Output: 

30 dB

Input Impedance

Mic Input: 

2.3 k

Ω

, balanced

Inst Input: 

1 M

Ω

Stereo Line Input: 

20 k

Ω

, balanced

Stereo Aux Returns: 

20 k

Ω

, balanced

CD/Tape In:   

24 k

Ω

, unbalanced

Output Impedance

Main, Ctrl Room, Aux Sends: 

120 

Ω

Tape Output:   

1 k

Ω

Phones Output: 

25 

Ω

Channel Level Set LED (Sensitivity)

0 dBu   

(normal operating  

level)

VU Meters

Main Left and Right

8 segments: 

–24, –12, –4, 0, +4, +8, +12, Clip (+16)

0 LED = +4 dBu

AC Power Requirements

Internal Power Supply, standard IEC connector

Voltage Range: 

         U.S.: 

120 VAC, 60 Hz

         Europe:  

240 VAC, 50 Hz

         Japan:   

100 VAC, 50/60 Hz

         Korea:   

220 VAC, 60 Hz