290 Switchcraft Inc., 290 Datasheet - Page 15

• Manufacturer Part Number: 290
• Description: CONN PLUG 3-COND 1/4" PHONE
• Manufacturer: Switchcraft Inc.
• Series: LITTEL-PLUG®r
• Type: Plugr

Specifications of 290

• Gender: Male
• Rohs Information: Switchcraft RoHS Info.
• Connector Type: Phone Plug
• Signal Lines: Stereo
• Plug/mating Plug Diameter: 6.35mm (0.250", 1/4") - Headphone
• Number Of Positions/contacts: 3 Conductors, 3 Contacts
• Internal Switch(s): Does Not Contain Switch
• Mounting Type: Free Hanging (In-Line)
• Termination: Screw
• Shielding: Shielded
• Mounting Style: Cable
• Standard: 1/4 in
• Termination Style: Screw
• Contact Plating: Nickel
• Color: Nickel
• Contact Material: Copper Alloy
• Angle: Straight
• Brand/series: LITTEL-PLUG®
• Cable Outer Diameter: 0.290 in. (Max.)
• Insulation Type: Insulated
• Material, Body: Copper Alloy
• Material, Contact: Copper Alloy
• Number Of Contacts: 3
• Plating, Body: Nickel-Plated
• Primary Type: Phone
• Size: 1/4"
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 290; SC1083

14
PATCHBAYS
MTP48K Wired Series
Features and Benefits
• Unit features 48 MT style jacks
• All versions utilize AES/EBU
• Attractive, corrosion resistant
• Gold-plated switching contacts
• Rugged, attractive black epoxy-
• Extra wide designation strips for
• 1RU version configurations include
• 2RU version configurations include
Specifications
Materials
Jacks
Panel
Frame: Nickel-plated steel
Bushing: Nickel-plated brass
Tip, Ring and Shunt Springs:
Assembly Screws: Zinc-plated
Welded Contacts: Gold alloy
Front Channel:
Frame: C.R.S. black epoxy painted
Designation Strips: Black
Designation Strip Covers: Clear
Jack Inserts: Thermoplastic
in either 1RU (1.75" H) or 2RU
(3.5" H) spaces
wiring for complete digital
compatibility
nickel-plated, steel frame jacks
reduce contact resistance,
improve reliability
finished steel chassis
easy channel identification
normals strapped and normals
brought out
normals strapped, normals
brought out, and sleeve normals
brought out
Nickel silver with welded
contacts
steel
Black anodized aluminum
polycarbonate 94V-0
polycarbonate
polyester
* Please visit the product pages on our website for the most up-to-date product information
Ordering Information
Mechanical
Electrical
Part Number
MTP48K1NS
MTP48K3NS
MTP48K1NO
MTP48K3NO
MTP48K3SNO
The MTP Series was developed with the AES/EBU digital standard in mind.
All versions are made with 110 Ohm cabling inside as a standard. Available in
a wide variety of configurations.
Life: 30,000 cycles
Insertion Force: 7 lbs. maximum
Withdrawal Force: 1 lb. minimum
Environmental: O˚C to +50˚C
Contact Resistance: 30 milliohms
maximum initial
Type of Jack No. of Jacks
MT
MT
MT
MT
MT
DIGITAL
48
48
48
48
48
Insulation Resistance: 10,000
Dielectric Withstanding Voltage:
Working Voltage: 140 VDC
Current Rating: 100 milliamps
Digital Ready!
megohms maximum
500 VAC at 60 Hz
maximum
AES / EBU
Description
1.75" High, normals strapped
3.5" High, normals strapped
1.75" High, normals brought out
3.5" High, normals brought out
3.5" High, sleeve normals out
MTP48K3NO