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FUTABA CORPORATION

1080 Yabutsuka, Chosei-mura, Chosei-gun, Chiba-ken, 299-4395, Japan

Phone: +81 475 32 6982, Facsimile: +81 475 32 6983

©FUTABA CORPORATION     2013, 4   (1)

Compliance Information Statement 
(for U.S.A.)

This device, trade name Futaba Corporation of America, model number R304SB, complies 
with part15 of the FCC Rules. Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference that may cause 
undesired operation.
(3) This module meets the requirements for a mobile device that may be used at separation 
distances of more than 20cm from human body.
To meet the RF exposure requirements of the FCC this device shall not be co-located with 
another transmitting device.
The responsible party of this device compliance is:
Futaba Service Center
3002 N Apollo Drive Suite 1, Champaign, IL 61822 U.S.A.
TEL (217)398-8970 or E-mail: support@futaba-rc.com (Support)

R304SB Specifications:

(

T-FHSS

 system, 

S.BUS2

, 4-channel receiver)

s2ECEIVINGON'(ZBAND
s3YSTEM

T-FHSS

 system 

                At  Normal/High speed mode (auto detection)

s

Power requirement Rated voltage: 4.8V-7.4V / Usable voltage: 3.5-8.4V

s &3AND"ATTERY&3FUNCTION)TISSETACCORDINGTOTHETRANSMITTERUSED
s "ATTERY&3VOLTAGE3ETITWITHTHETRANSMITTERARBITRARILY
s3IZEXXvXXMM 
s7EIGHTOZG 

2

Receiver

HUB

Temperature 

sensor

RPM sensor

Voltage sensor

Switch

Battery

Telemetry sensors

(Option)

Steering servo

Throttle servo

CH4

CH1

C o l l e c t   m a n y  

t e l e m e t r y  

sensors

 by 

HUB

 and connect 

them to  

S.BUS2

 port. 

S.BUS2

CH2

,WFRQQHFWVZLWKSRUWZKLFKLVQRWXVHGك

*When all the ports are used, connect 

a battery using HUB or Y-harness.

The Example of Connection

This device, trade name Futaba Corporation of America, model number R304SB, complies 
with part15 of the FCC Rules. Operation is subject to the following two conditions: 
(1) This device may not cause harmful interference, and 
(2) This device must accept any interference received, including interference that may cause 
undesired operation. 

CAUTION:  
To assure continued FCC compliance:   
1. Any changes or modifications not expressly approved by the grantee of this device could void the 
user's authority to operate the equipment. 
2. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled 
environment. This equipment should be installed and operated with minimum distance 20cm 
between the radiator & your body. 

The responsible party of this device compliance is: 
Futaba Service Center 
3002 N Apollo Drive Suite 1, Champaign, IL 61822 U.S.A. 
TEL (217)398-8970 or E-mail: support@futaba-rc.com (Support)

ʳ

ءข঴ฤٽ

܅פ෷ሽंᘿ୴ࢤሽᖲጥ෻ᙄऄ

ʳรԼԲයΕรԼ؄ය࿛ය֮๵ࡳʳ

1.

ᆖীڤᎁᢞٽ௑հ܅פ෷୴᙮ሽᖲΔॺᆖ๺ױΔֆ׹Ε೸ᇆࢨࠌشृ݁լ൓
ᖐ۞᧢ޓ᙮෷ΕףՕפ෷ࢨ᧢ޓ଺๻ૠհ௽ࢤ֗פ౨Ζ

2.

܅פ෷୴᙮ሽᖲհࠌشլ൓ᐙ᥼ଆ౰ڜ٤֗եឫٽऄຏॾΙᆖ࿇෼ڶեឫ෼
ွழΔᚨمܛೖشΔࠀޏ࿳۟ྤեឫழֱ൓ᤉᥛࠌشΖ
ছႈٽऄຏॾΔਐࠉሽॾऄ๵ࡳ܂ᄐհྤᒵሽຏॾΖ
܅פ෷୴᙮ሽᖲႊݴ࠹ٽऄຏॾࢨՠᄐΕઝᖂ֗᠔᛭شሽंᘿ୴ࢤሽᖲ๻ໂ
հեឫΖ

This device, trade name Futaba Corporation of America, model number R304SB, complies 
with part15 of the FCC Rules. Operation is subject to the following two conditions: 
(1) This device may not cause harmful interference, and 
(2) This device must accept any interference received, including interference that may cause 
undesired operation. 

CAUTION:  
To assure continued FCC compliance:   
1. Any changes or modifications not expressly approved by the grantee of this device could 
void the user's authority to operate the equipment. 
2. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled 
environment. 
 

To meet the RF exposure requirements of the FCC this device shall not be co-located with 
another transmitting device. 

The responsible party of this device compliance is: 
Futaba Service Center 
3002 N Apollo Drive Suite 1, Champaign, IL 61822 U.S.A. 
TEL (217)398-8970 or E-mail: support@futaba-rc.com (Support)

ʳ
ءข঴ฤٽ

܅פ෷ሽंᘿ୴ࢤሽᖲጥ෻ᙄऄ

ʳรԼԲයΕรԼ؄ය࿛ය֮๵ࡳʳ

1.

ᆖীڤᎁᢞٽ௑հ܅פ෷୴᙮ሽᖲΔॺᆖ๺ױΔֆ׹Ε೸ᇆࢨࠌشृ݁լ൓
ᖐ۞᧢ޓ᙮෷ΕףՕפ෷ࢨ᧢ޓ଺๻ૠհ௽ࢤ֗פ౨Ζ

2.

܅פ෷୴᙮ሽᖲհࠌشլ൓ᐙ᥼ଆ౰ڜ٤֗եឫٽऄຏॾΙᆖ࿇෼ڶեឫ෼
ွழΔᚨمܛೖشΔࠀޏ࿳۟ྤեឫழֱ൓ᤉᥛࠌشΖ
ছႈٽऄຏॾΔਐࠉሽॾऄ๵ࡳ܂ᄐհྤᒵሽຏॾΖ
܅פ෷୴᙮ሽᖲႊݴ࠹ٽऄຏॾࢨՠᄐΕઝᖂ֗᠔᛭شሽंᘿ୴ࢤሽᖲ๻ໂ
հեឫΖ

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