
■ Introduction
Thank you very much for the purchase of Fostex product. Please thoroughly read this ownerʼ s manual and correctly
use the product.
RPKIT50
RP [Regular Phase] Stereo Headphone Kit
■ Main features
・This product is to assemble a pair of headphones employing “RP diaphragm” that is uniquely developed using our
RP (Regular Phase) technology.
・You can enjoy your own favorite sound by combining various parts to adjust the sound to make it for music listening
or monitor headphones specific to music production.
Ownerʼs Manual
■ Product Packaging
Safety precautions are required when using a soldering iron. The temperature becomes hot
enough to melt the metal. If you touch the tip, you will get burned. We recommend that you
should prepare the soldering iron stand. The melted solder may splash or smoke will come out
when melting, you can work safer if you wear the protection goggle and mask. There is a risk of
entering chemicals if you accidentally touch your mouth with the hand with solder. Wear gloves
that are easy to work with or immediately wash your hand if solder has attached.
⦿
Assembling this product requires soldering work
■ Tools to be used
To correctly assemble this product, please prepare the following tools by yourself.
はじめに
①
Semi-finished headphone body (1set) ② Synthetic leather ear pads (2 pairs)
③ RP units (1 pair)
④
Gaskets for RP units (1 pair)
⑤ Tuning damper for baffle
・High density type (1 pair)
・Low density type (1 pair)
*Already mounted on the above
①
⑥~⑩
Sound absorbing material set for housing
(1 pair each of 5 different types)
⑪~⑫
Tuning sheet for housing
⑪Non-woven fabric×6
⑫PET×6
⑬ Sound absorbing
material for baffle
(5mm x 100 sheets)
⑭ Tuning dampers
for the units
(1 pair)
⑯ Unbalanced cable
with Φ2.5 and Φ3.5
plugs x 1 pc.
(length: 2m)
⑱ Conversion connector,
Φ3.5 to Φ6.3 x 1 pc.
⑲ Logo sticker (1 pc.)
* Velor type is already attached to ①
⑰ Balanced cable with
Φ2.5 and Φ2.5 plugs x 1 pc.
(length: 1.2m)
・Philips screw driver (size No.1) ・Soldering iron ・Solder ・A pair of tweezer
⑥
⑦
⑧
⑨
⑩
LOCK
⦿ Connecting diagram of
the 2.5mm 4 poles plug
Rch COLD
Rch HOT
Lch HOT
Lch COLD
⦿ Connecting diagram of
the 3.5mm 3 poles plug
HOT COLD GND
Rch
Lch
(BLUE)
(RED)
(WHITE)
Main body
PRINTED IN CHINA JUN 2022
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Inquiries about this product
■ Regarding detachable cable
■ Tuning change list
Name of parts
Tuning sheet for housing: nothing mounted
a
b
c
d
e
f
g
h
i
Effects
Open spec/Boosting low frequency region
Semi-open spec/Standard spec
Closed spec/Sensitivity changed between 300 and 800Hz
Tuning sheet for housing: PET
Tuning damper for unit: not mounted
Standard spec
Damping the low frequency region
Tuning damper for unit: mounted
Tuning damper for baffle: low density type
Tuning damper for baffle: high density type
Standard spec
Synthetic leather ear pads
Velour type ear pads
Boosting the low frequency region
Standard spec
Damping the mid-range frequency region
*Change the sound quality from standard spec to the similar tonality of Fostex T50RPmk3 or T60RP
*Connect the 2.5mm 4 poles plug to the main body.
Tuning sheet for housing: non-woven fabric
(WHITE)
⑮ Mounting screws
(6 pcs + reserve 2 pcs.)
Tap tight (B tight) Pan head screw,
nominal diameter 2mm / nominal
length 6 mm
CAUTION
For inquiry, the international distributor for Fostex products can be found in the following URL.
www.fostexinternational.com/docs/distributors