R300 wireless microphones

ClearScan 只需一键即可搜索出清晰的频道
EZsync 红外通道同步发射机和接收机，实现简便无误的设置
PL22 心形动圈话筒头，还原清脆、干净的人声，满足不同应用要求

EV R300 系列无线话筒开创了无线话筒市场的一个新纪元：入门级专业产品。通过一键式的ClearScan通道扫描和EZsync同步发射机，令R300 的设置和使用变得如此之简单。

产品

R300-HD
Handheld system with PL22 dynamic microphone

R300-E
Head worn system with HM3 omni‑directional microphone

R300-L
Lapel system with ULM18 directional microphone


	R300-HD Handheld system with PL22 dynamic microphone	R300-E Head worn system with HM3 omni‑directional microphone	R300-L Lapel system with ULM18 directional microphone
连接器型号	1/4 inch unbalanced, 3-pin XLR balanced	1/4 inch unbalanced, 3-pin XLR balanced	1/4 inch unbalanced, 3-Pin XLR balanced
家族	R300	R300	R300
电源要求	12-16 VDC, 500 mA max	12-16 VDC, 500 mA max	12-16 VDC, 500 mA max
箱体材料	Metal	metal	Metal
控制开关	on/off, Set, Up, Down, Sync	on/off, Set, Up, Down, Sync	On/Off, Set, Up, Down, Sync
信噪比（A声压级）	greater than 100	greater than 100	greater than 100 dB
天线	Flexible TNC 1/2 Wave	Flexible TNC 1/2 Wave	Flexible TNC 1/2 Wave
频道数量	32	32 per band, 8 Simultaneous	32 Per Band, 8 Simultaneous
分集	True Antenna	True Antenna	True Antenna
噪声控制	Tone code plus Amplitude	Tone code plus Amplitude	Tone code plus Amplitude
接收器类型	Synthesized PLL	Synthesized PLL	Synthesized PLL
指向性	Cardioid	Omnidirectional	Cardioid
元件	PL22 Cardioid Dynamic	HM-3 Omni-directional headworn	ULM18 Directional Microphone
射频灵敏度（12dB信噪比）	less than 1.0	less than 1.0	less than 1.0
音频响应	80 Hz - 18kHz +/- 2dB	80 Hz - 18kHz +/-2dB	80 Hz - 18kHz +/- 2dB
平衡线路电平输出（RMS可调）		10 - 100	10 - 100
失真 (@ 1 kHz, 40 kHz 偏差)	less than 1.0, 0.4 typical	Less than 1.0, 0.4 typical	less than 1.0, 0.4 typical
动态范围	greater than 95	greater than 95	greater than 95 dB
电源		12 VDC, 500mA max	12 VDC, 500 mA max
电池寿命	14 hours with (2) AA alkalines typical	14 hours with (2) AA alkaline typical	14 Hours with (2) AA alkalines typical
射频输出	8 mW typical	8 mW typical	8 mW Typical
工作温度范围	5º - 45º C (41º - 113º F)	5º - 45º C (41º - 113º F)	5º - 45º C (41º - 113º F)
射频频率范围	16	16	16
	更多	更多	更多

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Technical Documentations

Certification/Regulatory

Name	Language & Download
EC Ãâ€ekÃÂ»apÃ‘â€ ÃÂ¸Ã‘Â Ãâ€”a CÃ‘Å otbetctbÃÂ¸e	BG
EU ProhlÃƒÂ¡Ã…Â¡enÃƒÂ o ShodÃ„â€¢	CS
EU-OverensstemmelseserklÃƒÂ¦ring	DA
EU-KonformitÃƒÂ¤tserklÃƒÂ¤rung	DE
ÃŽâ€hÃŽÂ»Ãâ€°ÃÆ’h ÃŽÂ£ymmopÃâ€ Ãâ€°ÃÆ’hÃÆ’ EE	EL
Nbtc, R300-E-T, Thailand Certification No. 139/2012 Certificate	EN
Nbtc, R300-Hd-T, Thailand Certification No. 136/2012 Certificate	EN
Nbtc, R300-L-T, Thailand Certification No. 140/2012 Certificate	EN
Nbtc, R300-Rx-T, Thailand Certification No. All2012 Certificate	EN
R300 EC-Declaration of Conformity	EN
R300 POWER SUPPLY Declaration of Conformity	EN
R300 POWER SUPPLY IEC CB-CERT SI-2664	EN
R300, A Band, Part 15B Declaration of Conformity No. 10021123 Certificate	EN
R300, A Band, Technical Acceptance Certificate No. 1321A-R300A Certificate	EN
R300, B Band, Part 15B Declaration of Conformity No. 11020030 Certificate	EN
R300, B Band, Technical Acceptance Certificate No. 1321A-R300B Certificate	EN
R300, Bp300, Ht300, A Band, Notified Body Opinion No. Tcf-2942Cc10	EN
R300, Bp300, Ht300, A Band, Safety Declaration of Conformity No. Wt10114805-D-D-L-Doc (Waltek)	EN
R300, Bp300, Ht300, B Band, Notified Body Opinion No. Tcf-2943Cc10	EN
R300, Bp300, Ht300, B Band, Safety Declaration of Conformity No. Wt10114807-D-D-L-Doc (Waltek)	EN
R300, Bp300, Ht300, C Band, Emc Voc No. Wtd15S0628382E	EN
R300, Bp300, Ht300, E Band, Notified Body Opinion No. Tcf-2463Cc10	EN
R300, Bp300, Ht300, E Band, Safety Declaration of Conformity No. Wt10093881-D-D-L-Doc (Waltek)	EN
R300, C Band, Certification Letter No. Wtd15S0628384E Certificate	EN
R300, C Band, Declaration of Conformity No. F15090105 Certificate	EN
R300, HT-300, BP-300 EU Declaration of Conformity	EN
DeclaraciÃƒÂ³n UE de Conformidad	ES
ELi Vastavusdeklaratsioon	ET
EU-Vaatimustenmukaisuusvakuutus	FI
DÃƒÂ©claration UE de ConformitÃƒÂ©	FR
EU Izjava o Sukladnosti	HR
EU-MegfelelÃƒÂ¶sÃƒÂ©gi Nyilatkozat	HU
Dichiarazione di ConformitÃƒÂ UE	IT
ES Atitikties Deklaracija	LT
ES AtbilstÃƒÂ¯bas DeklarÃ„Âcija	LV
Dikjarazzjoni Ta' KonformitÃƒÂ Tal-UE	MT
EU-Conformiteitsverklaring	NL
Deklaracja ZgodnoÃ…â€ºci ue	PL
DeclaraÃƒÂ§ÃƒÂ£o ue de Conformidade	PT
Declaratia ue de Conformitate	RO
EÃƒÅ¡ VyhlÃƒÂ¡senie o Zhode	SK
Izjava EU o Skladnosti	SL
EC-FÃƒÂ¶rsÃƒÂ¤kran om Ãƒâ€“verensstÃƒÂ¤mmelse	SV

Engineering Data Sheet

Name	Language & Download
R300 Engineering Data Sheet	EN

Manual

Name	Language & Download
R300 Quick Start Guide	EN
R300 User Guide	EN

Service Policies

Name	Language & Download
Warranty conditions for Electro-Voice products in Europe, the Middle East, & Africa	DE EN

White Paper

Name	Language & Download
Audio 101 - Basic Audio Terminology	EN
Audio 101 - Loudspeaker Basics	EN
Audio 101 - Microphone Basics	EN
Audio 101 - Wireless Microphone Basics	EN
Microphone Facts- Axial Response	EN
Microphone Facts- Non-Directional Microphones	EN
PA Bible 03: Microphone Types	EN
PA Bible 08: Microphone Techniques	EN
PA Bible 15: Barrier Miking	EN
The EV PA Bible	EN
The PA Bible Chapter Zero	EN