JACKS AND PLUGS
FAX: 773 792-2129 LONG FRAME TELEPHONE TWIN JACKS
* Please visit the product pages on our website for the most up-to-date product information
1/4" LONG FRAME TELEPHONE TWIN JACKS
SPECIFICATIONS
Frame and Stack Screws: Steel, plated with iridescent
iridite finish.
Springs: Copper alloy, spring tempered. Solder lugs are
solder coated.
Bushings: Nickel-plated copper alloy.
Contacts: Welded crossbar palladium in shunt circuits.
85
MT389
MT388
Insulation: Rigid plastic (MIL-type PBE-P, per MIL
Specification LP-513C). Extruded plastic insulating tubing
through stack.
ORDERING
Order by part number from table.
WMT389
Part
Number 1
MT388
Adjusted for Plug
WEco types 298B and 347B
Dim. “X” max.
Inch (mm)
.562 (14.3)
MIL types M642/9-1 and M642/1-1
High quality telephone jacks are essentially doubled versions
? WMT388
MT389
Switchcraft types 411, 412, 413, 420
WEco type 310
MIL types M642/2-1 and M642/2-2
.562 (14.3)
.594 (15.1)
of MT-Jax ? . Twin-Jax ? are used in Switchcraft Series 2400,
WMT389
Switchcraft types 414 and 482
.562 (14.3)
2600 and JP ? Jack Panels and other standard jack panels.
Twin-Jax ? have direct WEco equivalents.
MT388 AND WMT388
Frame mounting ears are on 1.375" centers, and bushings
are on .625" centers. Jacks are double, 2-conductor type with
a crossover wiring feature. If a mating plug is inserted in
either bushing, crossover contacts are opened (see
schematic). MT388 (solder lugs) is equivalent to WEco jack
410A, 410C and 410D. WMT388 (wire-wrapping) is equivalent
to WEco 410AM.
MT389 AND WMT389
Double, 3-conductor jacks with both the tip and ring circuits
interconnected (crossover wired) so if a plug is inserted in
either jack, common circuits are opened (see schematic).
? Special Order only; contact Switchcraft.
1. Number MT388 is equivalent to MIL-type M641/11-1
2. Complete data for telephone and MIL-type plugs are contained in this section.
Mounting Screws: #6-32, Part Number P10725, can be ordered separately.
Contact Switchcraft. (Screws not supplied with jacks).
SCHEMATIC CIRCUITS
MT388 and
MT-389 (solder lugs) is equivalent to WEco 482A. WMT389
(wire-wrapping) is equivalent to WEco 482AM and 482BM.
WMT388
MT389 and WMT389
MT388 and WMT388
DIMENSIONS ARE FOR REFERENCE ONLY
Inch
(mm)
MT389 and WMT389
SWITCHCRAFT, INC. 5555 N. Elston Ave. ? Chicago, IL 60630
相关PDF资料
35HDRANAUS CONN PLUG STEREO 3.5MM HD R/A
35LJNS CONN JACK STEREO 3.5MM LOCKING
35PM2A CONN JACK MONO 3.5MM CLOSED CIR
35RAPC2AV CONN JACK 3.5MM MONO VERTICAL
35RAPC3BHN3 CONN JACK STEREO 3.5MM HORIZON
35RAPC3BV4 CONN JACK STEREO 3.5MM VERTICAL
35RAPC3BVN4 CONN JACK STEREO 3.5MM VERTICAL
35RAPC4BH3 CONN JACK STEREO 3.5MM HORIZON
相关代理商/技术参数
35HDRABAU 功能描述:电话连接器 3.5MM PLUG R/A RoHS:否 制造商:Switchcraft 标准:1/4 in 开关配置:Switched 型式:Female 位置/触点数量: 端接类型:Solder 安装风格:Chassis (Panel) 方向:
35HDRABAUS 功能描述:电话连接器 3.5MM R/A Plug Black/Gold RoHS:否 制造商:Switchcraft 标准:1/4 in 开关配置:Switched 型式:Female 位置/触点数量: 端接类型:Solder 安装风格:Chassis (Panel) 方向:
35HDRABN 功能描述:Connector 制造商:switchcraft inc. 系列:35HD 包装:散装 零件状态:有效 连接器类型:- 公母:- 信号线:- 业内公认的配接直径:- 实际直径:- 针脚/触头数:- 内部开关:- 安装类型:- 端接:- 屏蔽:- 特性:- 绝缘颜色:- 电压 - 额定:- 额定电流:- 配接长度/深度:- 触头材料 - 镀层:- 基体材料:- 本体颜色:- 包括:- 标准包装:100
35HDRANAU 功能描述:电话连接器 3.5MM R/A PLUG NICK RoHS:否 制造商:Switchcraft 标准:1/4 in 开关配置:Switched 型式:Female 位置/触点数量: 端接类型:Solder 安装风格:Chassis (Panel) 方向:
35HDRANAUS 功能描述:电话连接器 3.5MM R/A PLUG NKL/G RoHS:否 制造商:Switchcraft 标准:1/4 in 开关配置:Switched 型式:Female 位置/触点数量: 端接类型:Solder 安装风格:Chassis (Panel) 方向:
35HDRANN 功能描述:电话连接器 3.5mm R/A STER PLUG RoHS:否 制造商:Switchcraft 标准:1/4 in 开关配置:Switched 型式:Female 位置/触点数量: 端接类型:Solder 安装风格:Chassis (Panel) 方向:
35HDRANNPKG 功能描述:电话连接器 3.5MM RIGHT ANGLE ST RoHS:否 制造商:Switchcraft 标准:1/4 in 开关配置:Switched 型式:Female 位置/触点数量: 端接类型:Solder 安装风格:Chassis (Panel) 方向:
35HDRANNS 功能描述:电话连接器 3.5 MM R/A PLUG NICK RoHS:否 制造商:Switchcraft 标准:1/4 in 开关配置:Switched 型式:Female 位置/触点数量: 端接类型:Solder 安装风格:Chassis (Panel) 方向: