Related by context. All words. (Click for frequent words.) 66 #MHz frequency [002] 65 #.#-#.# GHz frequency 65 #MHz frequency [001] 64 MHz UHF 64 millimeter wave frequency 64 #.#-#.# GHz #.#-#.# GHz 62 #.#GHz ISM 62 UHF frequency 62 MHz frequency 62 #.#-#.# GHz [003] 61 GHz ISM 60 #.#/#.# GHz 60 megahertz frequency 60 gigahertz frequency 59 #.#GHz [001] 59 megahertz MHz 59 GHz unlicensed 58 MHz UMTS 58 GSM# [001] 58 6GHz 58 MB DDR2 SDRAM 58 #.#GHz frequency 57 #.#-#.# GHz [005] 57 wideband tunable 57 Ku Ka 57 GHz frequency 57 IMT# 57 #.#-#.# GHz [001] 57 unlicensed #.#GHz 57 7GHz 57 FEMs 57 #/#/#/# MHz 57 #/#/#/# [001] 56 #/#/#/#MHz 56 transceiver chipset 56 EGSM 56 #.#-#.# GHz [004] 56 #MHz #MHz [003] 56 5Ghz 56 #GHz frequency 56 5GHz frequency bands 56 #.#MHz [005] 55 gigahertz GHz 55 user selectable bandwidths 55 #.#GHz #.#GHz [003] 55 E UTRA 55 UHF VHF 55 #MHz #MHz [001] 55 #.#GHz [003] 55 #/#/#/# GSM 55 GPRS GSM 55 #.# MHz [002] 55 GigaHertz 55 #,# GHz 55 5MHz 55 #MHz #MHz #MHz 55 MHz 55 RF transceiver IC 55 GDDR5 memory clocked 55 Mhz frequency 54 4MHz 54 MIMO WLAN 54 #.#-#.# GHz bands 54 #MHz #MHz [002] 54 megahertz frequencies 54 AWM# 54 W2A satellite 54 OMAP# processor [001] 54 High Frequency UHF 54 MHz transponders 54 #GHz [001] 54 MHz bandwidth 54 TQM# 54 8GHz 54 GSM# [002] 54 W-CDMA/HSDPA 54 SKY# #LF 54 Gigahertz GHz 54 channel bandwidths 54 3MHz 54 GSM GPRS Edge 54 wavelength tunability 53 WCDMA HSPA + 53 RF tuner 53 sub 6GHz 53 kilohertz kHz 53 QAM quadrature amplitude modulation 53 HSPA WCDMA 53 #MHz bands 53 #MHz bandwidth 53 IF amplifier 53 #/#MHz bands 53 #nm #nm [003] 53 #GHz [002] 53 RF vector 53 HSDPA WCDMA 53 Frequency Hopping Spread 53 STLC# 53 #/#/#MHz 53 UMTS GSM GPRS 53 ADF# 53 dBm output 53 #GHz #GHz 53 GSM #/#/#/# MHz 53 DCS# 53 RFMD RF#x 52 waveband 52 ANADIGICS AWT# 52 #/#/#/# MHz GSM GPRS 52 UHF frequencies 52 #Hz #Hz [001] 52 VCXO 52 gigaNOVA ® standard 52 CDMA W CDMA 52 CDMA 1XRTT 52 GHz 52 Expects KLCI 52 Gigahertz 52 DCS PCS bands 52 GSM GPRS cellular 52 ARM# core [001] 52 passband 52 RFR# 52 RF subsystems 52 1MHz switching frequency 52 #MHz #.#GHz 52 DCS PCS 52 demodulate 52 asynchronous SRAM 51 GaAs FET 51 division duplex FDD 51 #.#/#.#GHz 51 Ultra Wide 51 MHZ 51 UMTS GSM 51 WCDMA HSDPA networks 51 pin SOIC packages 51 #.#MHz [002] 51 +# dBm output 51 LMS# [001] 51 AWT# AWT# 51 millimeter wave spectrum 51 #.#GHz #.#GHz [001] 51 Ghz band 51 GHz millimeter wave 51 CS# EDC 51 Qualcomm MSM# chipset 51 #/#/# [023] 51 DWDM wavelengths 51 cellular basestations 51 ps nm 51 GHz frequencies 51 #MHz [001] 51 MHz TDD 51 RF Transceiver 51 CW SSB 51 #/#MHz [002] 51 GaAs FETs 51 GHz WiMAX 51 CC# RF transceiver 51 #.#MHz [003] 51 Ka Ku 51 Downlink Freq 51 GSM TD SCDMA 51 penta band 51 diplexer 51 #dB SFDR 50 dBi gain 50 2kHz 50 #Tx/#Rx 50 local oscillator LO 50 6MHz 50 ADCs analog 50 UMTS HSDPA HSUPA 50 #dBm output 50 AR#AP 50 GPRS WCDMA 50 PLL synthesizer 50 8MHz 50 W2A 50 duplexers 50 frequency synthesizer 50 LTE FDD 50 MAC baseband 50 Wi-Fi/WiMAX 50 #GHz frequency band 50 GSM GPRS CDMA 50 GSM #/#/#/#MHz 50 0 dBm 50 3G WCDMA EDGE 50 IIP3 50 Kbits 50 SAW filter 50 GaN HEMT 50 Def Leppard Lynyrd Skynyrd 50 Airspan HiperMAX 50 dBi antenna 50 IEEE#.#.# 50 HSDPA 3G 50 WCDMA EDGE 50 triband GSM 50 3G HSPA 50 #.#Gbit s [001] 50 #MHz frequencies [002] 50 MHz GSM GPRS 50 NXCPUs ™ 50 iDirect Intelligent Platform 50 #.#mA [001] 50 noise amplifiers LNAs 50 Hetfield Pub 50 LF HF 50 T#/E# circuits 50 LTE HSPA + 50 NXCPUs 50 TEW #GR 50 #.#dB gain 50 #/#MHz [001] 50 MHz frequencies 50 #Mhz [002] 50 amplifier module 50 wave SAW BAW 50 Ethernet #G 50 #.#-# MHz 50 #.#MHz [008] 50 mHz 50 RF amplifier 50 valence band 50 Time Division Duplexing 50 quadrature modulators 50 E pHEMT 50 GSM GPRS 50 frequencies 50 W CDMA UMTS 50 unlicensed spectra such 49 2MHz 49 GSM #/#/#/# 49 kbit s 49 stereo Bluetooth ® 49 HSPA WiMAX 49 GMSK 49 using CW SSB 49 #dB attenuation 49 frequency UHF 49 uW 49 #/#/# MHz [002] 49 modulated RF 49 kbits 49 #Mhz [001] 49 W-CDMA/HSPA 49 analog baseband 49 parametric equalizer 49 linear transducer 49 ultrahigh frequency UHF RFID 49 coarse wavelength division multiplexing 49 HIDEAWAY LOUNGE features 49 directional couplers 49 KHz 49 Tx Rx 49 #Ghz 49 #.#x#.#mm 49 gigahertz spectrum 49 transceiver IC 49 Airbiquity aqLink 49 GDM# 49 baseband modem 49 Graphic EQ 49 UMTS CDMA# WiFi 49 WiMAX basestation 49 Spectrum FHSS 49 +# dBm OIP3 49 IR LEDs 49 pico cell 49 ex THE CULT 49 gigabits sec 49 linear amplifiers 49 transimpedance 49 tunable filters 49 1Hz 49 terahertz THz 49 UMTS frequencies 49 LG Mystique 49 dBc 49 mega hertz 49 SeeGull 49 dualband 49 #mV V 49 +# dBm 49 cm -1 49 wavelength tunable 49 datarates 49 MAX#/MAX# [002] 49 mA output 49 transimpedance amplifier 49 SONET OC 49 oscillators filters 49 #MHZ [001] 49 TWT amplifiers 49 Power Amplifier Module 49 HELP3 TM 49 #.#GHZ [001] 49 EDGE GPRS GSM 49 manpack 48 wave SAW filter 48 #.#MHz [007] 48 #Mbits [002] 48 optical modulators 48 freq 48 amplifier modules 48 1kHz 48 TWTAs 48 5GHz frequency 48 ± #.#dB 48 LNAs 48 GSM GPRS EDGE #/#/# 48 microwave frequencies 48 CMOS transceiver 48 millimeter wave radios 48 parametric equalization 48 multimode optical fiber 48 Jardine Endless Summer 48 Simultaneous Dual 48 transmits signals 48 omni directional antenna 48 MODBUS RTU 48 selectable frequencies 48 Mhz 48 1MHz 48 input IP3 48 omnidirectional antennas 48 +4 dBm 48 wave SAW filters 48 WCMDA 48 #.#b wireless LAN 48 EGPRS 48 AWL# 48 #KHz [002] 48 pin SOIC package 48 RFMD RF# 48 F #CJ radar 48 millimeter wave mmWave 48 MIDI keyboards 48 FSK transceiver 48 baseband modems 48 SONET SDH ATM 48 directional antennas 48 Direct Sequence Spread 48 Intel XScale PXA# processor 48 Proximetry AirSync 48 2G #.#G 48 Ovation MC# 48 #.#kHz [001] 48 GigaBeam founders 48 8dB 48 NXP Hitag 48 megahertz 48 5kHz 48 integrated circuit RFIC 48 cdma# 1x 48 UMTS CDMA# 48 megabits sec 48 RF transceivers 48 Dimetra IP Compact 48 Ku Band 48 MicroMAX 48 dBm 48 -3 dB 48 broadly tunable 48 TDD spectrum 48 8kHz 48 integrated circuits RFIC monolithic 48 MHz UMTS HSDPA 48 GSM EDGE networks 48 ± 5V 48 beamwidth 48 #.#Hz 48 frequency modulated 48 #nm #nm [001] 48 #.#a/g/n 48 +#.# dBm [001] 48 +7 dBm 48 ADRF# 48 phototransistors 48 GaAs pHEMT 48 PWM output 48 omni directional antennas 48 UMTS/3G 48 #.# #/up lbs 48 HiperMAX 48 amplitude modulation 48 WCDMA HSDPA 48 electrified Wonder Superstitious 48 CDMA 1x EVDO 48 MAC baseband processor 48 UMTS HSPA + 48 TRF# [002] 48 DiviCom R 48 widely tunable laser 48 HF VHF 48 Vdc input 48 modulators demodulators 48 Secession Ball falls 48 mandolin banjo fiddle 47 Raman amplification 47 HSxPA 47 oscillator frequency 47 GSM UMTS CDMA 47 -#dBc/Hz 47 FDD TDD 47 GPRS #.#G 47 mesh backhaul 47 cordless headset 47 XTAR EUR 47 baseband MAC 47 handheld spectrum analyzer 47 W CDMA 3G 47 WLAN #.#n 47 Power Amplifier PA 47 strand mounted BelAir#S 47 kilohertz 47 unpaired 3G 47 Xicom Technology subsidiary 47 #.#dB [003] 47 #Hz #kHz 47 5GHz unlicensed band 47 5GHz frequencies 47 SiRFStar III 47 -# dBc typical 47 orthogonal frequency division multiplexing 47 demodulated 47 kHz 47 integrated circuit MMIC 47 Megahertz MHz 47 frequency transducers 47 wideband RF 47 capacitive touch sensor 47 rms jitter 47 rubidium vapor 47 GHz chipsets 47 #G/#G cellular 47 baseband chipsets 47 RF subsystem 47 MHz bandwidths 47 RS#/# 47 voltage Pentium M 47 #bit ADCs 47 #μs [002] 47 HF UHF 47 AWT# 47 Gigabit Ethernet uplinks 47 baseband LSI 47 noise ratio OSNR 47 downconverter 47 coax cables 47 2dB 47 multiband 47 integrated transceivers amplifiers 47 Alvarion BreezeACCESS VL 47 Internationally Emmis owns 47 Impoverished NKorea gets 47 MB OFDM 47 #-# Vdc 47 NETGEAR RangeMax Dual 47 codes D# D# 47 SKY# 47 SSB CW 47 resistive capacitive 47 #G/#G/#G 47 STA# [001] 47 frequency VLF 47 quadband GSM EDGE 47 UWB WiMedia 47 5GHz #.#a 47 Ghz 47 amplifier PA 47 GSM GPRS EDGE UMTS 47 OMAP# [002] 47 giga hertz 47 Lucent BSR 47 mux demux 47 EDGE #/#/#/# 47 PIN diodes 47 MTP# 47 3G UMTS HSPA 47 ± #V [001] 47 input impedance 47 ZMD# 47 spectrally efficient 47 Mbps throughput 47 transmitters receivers 47 external SAW filters 47 & UMTS CDMA 47 #.#Ghz frequency 47 TD SCDMA WiMAX 47 highpass 47 UMTS 3G 47 MI #XM 47 W CDMA HSDPA 47 V ac 47 GaAs MMIC 47 dipole antenna 47 CO ORDINATES Anik F2 47 serial EEPROMs 47 Suitcase CCT# 47 SMT LEDs 47 circuit MMIC 47 #G #M [001] 47 LTE cdma# 47 IEEE #.#.# compliant 47 I2C programmable 47 5V supply 47 CPE modems 47 millimeter wave frequencies 47 FHSS 47 #ohm [001] 47 logic elements LEs 47 Bluetooth stereo A2DP 47 Phased Array 47 #x# MIMO 47 Broadband FttH DSL 47 UHF antennas 47 RF amplifiers 47 Mbps HSPA 47 kHz bandwidth 47 circuit RFIC 46 CMOS transistors 46 stereo Bluetooth A2DP 46 ultrahigh frequency 46 bandpass 46 MIMO antennas 46 C Band Transponder 46 #MHz [003] 46 RF transmitter 46 5MHz bandwidth 46 spread spectrum FHSS 46 FSK modulation 46 LambdaUnite MSS 46 supports quadband GSM 46 programmable oscillator 46 ACA# 46 GSM WCDMA 46 SingleRAN 46 -# dBc [001] 46 indium gallium phosphide InGaP 46 InGaP HBT 46 5GHz bands 46 GSM GPRS EDGE #/#/#/# 46 baseband chipset 46 oscillation frequency 46 Rx Tx 46 HSL #.#G Femtocell 46 N Modem Router 46 MSP# microcontrollers 46 SMARTi 3G 46 HEMTs 46 amplifiers mixers 46 #.#G/#G 46 instrumentation amplifiers 46 Synthetic Aperture Radar 46 SkyExtender 46 #GHz spectrum 46 ILS Proton Successfully Launches 46 utilizing CDMA IDEN 46 unified shaders 46 WARC bands 46 RF Transceivers 46 SFDR spurious free 46 instrumentation amplifier 46 dB SNR 46 3G/WCDMA 46 #.#Ghz spectrum 46 #G optical [001] 46 protocol conformance 46 Oblio established 46 station CPN sobbing 46 Gbps wavelengths 46 #.#GHz [002] 46 subcarrier 46 KHZ 46 tunable transponder 46 ADMP# 46 geo synchronous transfer 46 routers Ethernet switches 46 EVDO Rev.A 46 TQM#M# 46 mega hertz MHz 46 GaN HEMTs 46 #nm [003] 46 switched capacitor 46 sideband 46 Vpp 46 iT# 46 Micronetics manufactures microwave 46 Digi m# 46 QAM channels 46 CAT 5e 46 UMTS W CDMA 46 HSPA + 4G 46 directional coupler 46 bit #MHz PCI 46 HSDPA HSUPA 46 MEMS Accelerometer 46 Emphasizing peaceful coexistence 46 0dBm 46 terahertz frequency 46 HD#/HD# 46 #.#/#G 46 audio CODEC 46 OC# [003] 46 VCOs 46 photocurrent 46 By CHARLES ASHBY 46 WCDMA CDMA 46 Zarlink ZL# 46 #.#GHz WiMAX 46 AWB# 46 #G DQPSK 46 signal analyzer VSA 46 hertz cycles 46 BCSM# 46 IEEE #.#b g 46 remotely upgradeable 46 QUALCOMM Launchpad TM 46 frequency multipliers 46 kHz frequency 46 Cardiovasc Res 46 nm VCSEL 46 power amplifiers MCPAs 46 VHF antenna 46 #dBm [001] 46 2G GSM 46 Division Duplex FDD 46 kbit 46 #nm wavelength [001] 46 speed uplink packet 46 #nm VCSEL [001] 46 GSM CDMA EV DO 46 HF VHF UHF 46 Laura Schlessinger shifts 46 SDIO SPI 46 CDMA iDEN 46 #V phantom power 46 RF# FEM 46 #/#Hz [001] 46 WCDMA HSPA 46 V dc 46 Gbps transceivers 46 wideband 46 mobile WiMAX #.#e 46 UMTS handsets 46 pulse width modulation 46 GSM #/#/# 46 5V CMOS 46 longwave 46 Sensors Transducers 46 RFR# TM 46 modulation formats 46 klystron 46 1G 2G 46 #MHz spectrum [002] 46 GHZ 46 AirPrime MC# 46 Koreasat 6 46 terahertz 46 gigahertz 46 ARM9 processor 46 optical spectrum analyzer 46 LVDS output 46 #MB DDR2 [002] 46 demodulating 46 #M CDMA WCDMA 46 eaters chowed 46 TDA# [001] 46 Voltage Controlled 46 microcells 46 Earth orbiting LEO 46 auxiliary inputs 46 polymer modulator 46 PowerBook G4 DDR2 #mb 46 WorldMode 46 UMTS Universal 46 XBee PRO ZNet 46 5GHz 46 kHz sampling 46 frequency RF 46 Mbps HSUPA 46 A2DP streaming 46 PXI chassis 46 model A# 46 GSM backhaul 46 Mach Zehnder modulator 46 #nm wavelength [002] 46 pin TQFP package 46 ultrawide band 46 Low Noise Amplifiers 46 polar modulation 46 ERICSSON Ericsson 46 #ksps 46 vertical cavity 46 #.#-#.# GHz [002] 46 #.#MHz [001] 46 #.#Gbit s [002] 46 RF#x product 45 EDGE GPRS 45 Netted Iridium 45 TX RX 45 internal RC oscillator 45 #/#G [001] 45 CDMA EvDO 45 baud rate 45 SDH STM 45 #V dc [001] 45 quadrature modulator 45 Mbit sec 45 synthetic aperture 45 lightwave 45 Downlink 45 1x RTT 45 Mbps HSPA + 45 transceiver module 45 TDMA CDMA 45 #.#VDC 45 SPI serial 45 TNETV# 45 PWM controller 45 infrared transmitter 45 CDMA 1xRTT 45 unpaired spectrum 45 Bluetooth GPRS 45 amplifier EDFA 45 noise amplifier LNA 45 protocol multimedia subsystem 45 #.#b g WLAN 45 PAE T6 45 Universal Terrestrial 45 SAWs 45 WCDMA 45 infrared IrDA 45 diameter rotors 45 GMACS 45 AT#RF# 45 MBd 45 #.#MHz [006] 45 mono headset 45 brushless servo motor 45 ADN# 45 LVCMOS 45 laser diode drivers 45 antenna arrays 45 power amplifiers PAs 45 shrill beeps loud 45 CMOS RF transceiver 45 EN# MPEG 4 45 wireless LAN VoWLAN 45 Kbit s 45 GPRS EDGE UMTS 45 bi amplified 45 sensor actuator 45 MMICs 45 wavelength division multiplexing 45 echo canceller 45 multimode 45 CWDM SFP 45 AN #i broadband 45 Sistema Shyam Teleservices Dishnet 45 #dBm [002] 45 ASTRA 1G 45 #.#GHz #.#GHz [004] 45 microwatt 45 #x# watts 45 #/#.#G 45 resonance frequency 45 #.#a/b/g/n 45 1Mbyte 45 mobile WiMax #.#e 45 cdma# 45 Powerful debug 45 jitter clocks 45 consumes #mW 45 kg payload 45 narrow linewidth 45 triplexer 45 RS-#/RS-# 45 ParBERT 45 MicroMAX base 45 IP SAS SATA 45 TI CC# 45 AN #i 45 Mbps downlink 45 GPIO interface 45 #.#Tbps [002] 45 NaviLink 45 High Frequency HF 45 Microwave Packet 45 propagation characteristics 45 #.#bg 45 UMTS# 45 P1dB 45 Texas Instruments OMAP processor 45 quantum cascade 45 GMRS 45 Dongles 45 #G/#G/LTE 45 radiolocation 45 km/# miles [002] 45 Digital Converter ADC 45 AN/ALQ-# 45 MICRF# 45 voltage outputs 45 amplitude modulated 45 trunking gateway 45 Wi Fi #.#a/b/g 45 multispectral 45 CDMA WCDMA 45 8PSK 45 frequency spectrums 45 resonators 45 basestations 45 Model #A 45 6dB 45 Arabsat 5A 45 infrared photons 45 Tunable XFP 45 vocoders 45 W CDMA HSPA 45 #.#j 45 synthesizers oscillators 45 ceramic resonators 45 XR#M# 45 miniPCI 45 Ripcord2 45 Tunable Laser 45 3G UMTS Universal 45 OFDM orthogonal frequency 45 UTMS 45 microTCA 45 GPRS CDMA 45 HiperMAX base 45 GSM GPRS EGPRS 45 RF transceiver 45 Power Amplifiers 45 SPDT switch 45 GaN amplifiers 45 #-bit/#MHz 45 #.#b/g/n 45 DS DBR 45 AES3 45 SyncML enabled 45 Skynet 5C 45 #/#BaseT Ethernet 45 MS#A 45 SP#E 45 HSDPA EDGE 45 5Hz 45 diplexers 45 Intel PXA# processor 45 Exstreamer 45 1Gbit s 45 Wi-Fi/3G 45 YahClick 45 microprocessor chipset 45 output impedance 45 #MHz UMTS 45 chipscale 45 wave SAW 45 impedances 45 GSM GRPS 45 carrying GSAT 5P 45 RF#x 45 HV HBT 45 #MHZ [002] 45 bandwidths 45 PXI Express 45 Silicon Germanium 45 Aloha Partners LP 45 Mbits s 45 EvDO 45 Gbps transceiver 45 Khz 45 TCI# 45 #KHz [001] 45 quadband GSM GPRS EDGE 45 mhz 45 GPS SBAS 45 MHz DDR2 memory 45 GDDR3 memory clocked 45 MIMO antenna 45 transimpedance amplifiers 45 High Frequency VHF 45 #x #x [004] 45 UCC# 45 Ultrasonic sensors 45 DDR DRAMs 45 DWDM optical 45 ZG#M 45 DUTs 45 Terahertz radiation 45 Altair FourGee 45 anti aliasing filters 45 Gbits sec 45 organ alto sax 45 sensor node 45 #.#GHz CPUs 45 modular stackable 45 Gulfstream G# ® 45 RS-#/# 45 omnidirectional antenna 45 VHF frequencies 45 JFETs 45 Spectrum DSSS 45 CMOS circuits 45 Kb s 45 Mbps #.#g 45 MC#i 44 IO MIMO 44 Orbital Slot 44 AFBR 44 wireless LAN Bluetooth 44 arbitrary waveform generators 44 LTE modems 44 multichannel multipoint distribution 44 Spread Spectrum 44 JFET 44 MHz spectrum 44 Backhaul Solution 44 #/#/# MHz [001] 44 PIN diode 44 QAM modulation 44 Ultra DMA 44 ultrasonic transducers 44 EZRadioPRO 44 PT Comunicações 44 Voltages 44 DTV ATSC 44 emission wavelength 44 RFX# 44 #kHz frequency [002] 44 #kb s [001] 44 linewidths 44 WiMedia UWB 44 Telecommunications DECT 44 WiMedia compliant 44 multicarrier 44 ONUs 44 VHF UHF 44 W CDMA 44 CDMA# 1xRTT 44 ballistic missiles cruise missiles 44 #.#MHz [004] 44 DWDM dense wavelength 44 True MIMO Gen3 44 modem chipsets 44 5VDC 44 THz 44 PSRAM 44 dc converter 44 frequency electromagnetic waves 44 UMTS modem 44 Arcadian Networks designs 44 #.#GHz #.#b g 44 2GHz 44 #.#-#.# GHz spectrum 44 TRANSMIT 44 GSM EDGE 44 Synthetic Aperture Radar SAR 44 #-#,# Hz 44 OM3 fiber 44 #.#Ghz [002] 44 #.#Gbit/sec 44 microcell 44 iMAT antenna 44 kpbs 44 Phase Shift Keying 44 #Gbit/sec 44 Exterran Holdings serves 44 division duplex TDD 44 servo amplifier 44 guitars synths 44 mesh nodes 44 linewidth 44 frequency synthesizers 44 Evolium SAS 44 buck converters 44 UMTS 44 +6 dB 44 LDMOS 44 GSM CDMA TDMA 44 tunable transmitter 44 serialiser 44 transceivers 44 Iridium #A 44 DWDM SFP 44 #.#a/b/g radios 44 Globalstar constellation 44 analog bandwidths 44 Ethernet MPLS 44 sidebands 44 frequency PWM 44 #MHZ [003] 44 trans impedance