STP-1 RADIO DESIGN LABS, STP-1 Datasheet - Page 2

• Manufacturer Part Number: STP-1
• Description: RDL UNIVERSAL AUDIO ATTENUATOR, NUMBER OF CHANNELS: 2, APPLICATIONS: CONVERT 8 OHM, 25 V OR 70 V SPEAKER OUTPUT TO 600 OHM INPUT, FEATURES: UTILIZES DUAL 15 TURN POTENTIOMETERS FOR PRECISE, INDEPENDENT ADJUSTMENT OF EACH CHANNEL
• Manufacturer: RADIO DESIGN LABS

STICK-ON
Model STP-1
Dual Variable Attenuator
TYPICAL PERFORMANCE
ATTENUATION
Operating Impedance:
Circuit Type:
Adjustment:
Connections:
Maximum Signal Inputs:
Reference Levels:
Power Requirement:
891-0042I
®
SERIES
Europe [NH Amsterdam] (++31) 20-6238 983; Fax: (++31) 20-6225-287
U.S.A. [phone], [phone]; Fax: [phone]
Radio Design Labs Technical Support Centers
Hi-Z balanced line:
Lo-Z balanced Line:
Hi-Z unbalanced Line:
Hi-Z 10 kΩ, Lo-Z 600 Ω
Passive modified H and T pads
Screwdriver trimming adjustment, 15 turns continuous
Clockwise adjustment increases attenuation
Terminal block accepts 14 to 30 gauge wire; no lugs required.
Hi-Z balanced line:
Lo-Z balanced line:
Hi-Z unbalanced line:
Line level is -10 to +10 dB
Mic level is -65 to -45 dB
0 dB = 0.775 V rms into specified load
Passive (not required)
Installation/Operation
Adjustable 5 dB to 35 dB
Adjustable 1 dB to 85 dB
+33 dB 35 V rms
+27 dB 18 V rms
+35 dB 45 V rms
Adjustable 1 dB to 85 dB
EN55103-1 E1-E5; EN55103-2 E1-E4
Typical Performance reflects product at publication time
exclusive of EMC data, if any, supplied with product.
Specifications are subject to change without notice.