Specifications – Speck Electronics SSM User Manual
Page 13

Specifications
8
Synthesizer Input Impedence 
Patch Point Return Impedence 
Effects Return Input Impedence 
Cue Return Input Impedence (Unbalanced) 
 (Transformer Isolated) 
Click Return Input Impedence (Unbalanced) 
 (Transformer Isolated) 
Aux Return Input Impedence 
Microphone Input Impedence (Optional) 
Patch Point Output Impedence 
Direct Out Impedence 
Effect Send Output Impedence 
Program Feed Output Impedence 
Monitor Feed Output Impedence 
Tuner Feed Output Impedence 
 
 
Synth Input Level 
Patch Point Input Level (High Level Synth) 
Effects Return Input Level 
Cue Return Input Level 
Click Return Input Level 
Aux Return Input Level 
Microphone Input Level 
Normal 
 
-20dBu 
 0dBu 
+4dBu 
+4dBu 
 0dBu 
+4dBu 
-50dBu 
Maximum 
 
+15dBu 
+21dBu 
+21dBu 
+21dBu 
+21dBu 
+21dBu 
 +5dBu 
10k Ohms 
10k Ohms 
10k Ohms 
10k Ohms 
600 Ohms 
10k Ohms 
600 Ohms 
10k Ohms 
150 Ohms 
All line outputs are designed to drive 
a 600 ohm load and may be operated 
into any load 600 ohms or greater. 
 
 
Direct Output Level 
Program Feed Output Level 
 
Monitor Feed Output Level 
Effects Send Output Level 
Tuner Feed Output Level 
Transmitter Feed Output Level 
Headphone Output Level 
 Normal 
 
+4 dBu 
+4 dBm=0VU 
-18dBm=0VU 
+4dBu 
+4dBu 
+4dBu 
-10dBu 
Maximum 
 
+21dbu 
+21dBm 
+21dBm 
+21dBu 
+21dBu 
+21dBu 
+21dBu 
4 Watts 
 
 
Output Distortion(THD+n) 
Normal
 
.005%@+4dBm 
Maximum
 
.0072%@+22dBm 
Frequency Response 
(Synth In to Program Out) 
12Hz(-3dB) to 160kHz(-3dB)
18Hz (-.5dB) to 140kHz (-.5dB)
Test Conditions: 
 
-10dBu signal at synth input. 
Input slide fader set at #10 position. 
Trim control set fully clockwise. 
Equalizer In/Out swtich set to Out. 
Program master adjusted to indicate 0 VU. 
Frequency response measured at program feed-left 
 with a high quality AC voltmeter. 
Chapter 1 Introduction Section
