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美國SRS SG380射頻信號發(fā)生器

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更新時間:2023-08-04 16:53:50瀏覽次數(shù):1025次

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美國SRS SG380射頻信號發(fā)生器
SG380系列的射頻信號發(fā)生器使用一個創(chuàng)新的結(jié)構(gòu)(有理近似頻率合成技術(shù))提供超高頻率分辨率(1µHz),優(yōu)質(zhì)的相位噪聲,多種的調(diào)制功能(AM、FM、ØM、脈沖調(diào)制等)成本合理,具競爭力。

美國SRS SG380射頻信號發(fā)生器

SG380系列的射頻信號發(fā)生器使用一個創(chuàng)新的結(jié)構(gòu)(有理近似頻率合成技術(shù))提供超高頻率分辨率(1µHz),優(yōu)質(zhì)的相位噪聲,多種的調(diào)制功能(AM、FM、?M、脈沖調(diào)制等)成本合理,具競爭力。

SG380系列的射頻信號發(fā)生器使用一個創(chuàng)新的結(jié)構(gòu)(有理近似頻率合成技術(shù))提供超高頻率分辨率(1µHz),優(yōu)質(zhì)的相位噪聲,多種的調(diào)制功能(AM、FM、?M、脈沖調(diào)制等)成本合理,具競爭力。

標準型號產(chǎn)生正弦波從直流到2.025 GHz(SG382),4.05 GHz(SG384)和6.075 GHz(SG386),通過選配附件*高可做到8GHz。

638091355398375174802.png

主要技術(shù)參數(shù)
頻率設(shè)置
頻率范圍            DC to 62.5 MHz (BNC output)
                           950 kHz to 4.05 GHz (N-type output)
                           4.05 GHz to 8.1 GHz (opt. 02)
    頻率分辨率    1 μHz at any frequency
    開關(guān)速度        <8 ms (to within 1 ppm)
    頻率誤差        <(10?18 +timebase error)×fC
    頻率穩(wěn)定度    1×10?11 (1 s Allan variance)
前面板BNC輸出
   頻率范圍         DC to 62.5MHz
   振幅                1.00 Vrms to 0.001Vrms
   偏移                ±1.5VDC
   偏移分辨率     5mV
Max. excursion   1.41V (amplitude + offset)
振幅分辨率        <1%
振幅精度            ±5%
諧波                   <–40 dBc
Spurious            <–75 dBc
輸出耦合            DC, 50Ω ±2%
User 負載          50Ω
反向保護            ±5VDC
前面板N型輸出
頻率范圍             950 kHz to 4.05GHz
功率輸出             +13 dBm to –110dBm
輸出電壓             1Vrms to 0.7μVrms
功率分辨率          0.01 dBm
功率精確度          ±1 dB
輸出耦合              AC, 50Ω
User 負載            50Ω
電壓駐波比           <1.6
反向保護              30 VDC, +25 dBm RF
光譜純度的輸出功率為1GHz(* Spurs, phase noise and residual FM scale by 6 dB/octave to other carrier frequencies)
子諧波                 None
諧波                     <–25 dBc (<+7 dBm, N-type output)
 
Spurious               <10 kHz offset <–65 dBc
                              >10 kHz offset <–75 dBc
相位噪聲               10 Hz offset –80 dBc/Hz (typ.)
                              1 kHz offset –102 dBc/Hz (typ.)
                              20 kHz offset –116 dBc/Hz (typ.)
                              1 MHz offset –130 dBc/Hz (typ.)
剩余調(diào)頻(典型)        1 Hz rms (300 Hz to 3 kHz BW)
剩余調(diào)幅(典型)    0.006 % rms (300 Hz to 3 kHz BW)
相位設(shè)置在前端面板輸出
*大位相距離            ±3600
位相分辨率                0.010 (DC to 100 MHz)
                                  0.10 (100 MHz to 1 GHz)
                                  1.00(1 GHz to 8.1 GHz)
標準OCXO時基       
振蕩器類型                   Oven controlled, 3rd OT, SC-cut crystal
穩(wěn)定性(0到45℃)    <±0.002 ppm
老化                              <±0.05 ppm/year
銣時基(選項04)
振蕩器類型                 Oven controlled, 3rd OT, SC-cut crystal
物理包(Physics package) Rubidium vapor frequency discriminator
穩(wěn)定性(0到45℃)     <±0.0001 ppm
老化                             <±0.001 ppm/year
基時(Timebase)輸入
頻率                             10 MHz, ±2 ppm
振幅                             0.5 to 4 Vpp (–2 dBm to +16 dBm)
輸入阻抗                      50 Ω, AC coupled
基時(Timebase)輸出
頻率                             10 MHz, sine
Source                         50Ω, DC transformer coupled
振幅                             1.75Vpp ±10% (8.8dBm ± 1dBm)
內(nèi)部調(diào)制源
波形                             Sine, ramp, saw, square, pulse, noise
正弦總諧波失真           –80 dBc (typ. at 20 kHz)
斜坡線性                      <0.05 % (1 kHz)
速率                             1 μHz to 500 kHz (fC < 62.5 MHz)
                                     1 μHz to 50 kHz (fC > 62.5 MHz)
速率分辨率                   1 μHz
速率誤差                      1:231+ timebase error
噪聲函數(shù)                       White Gaussian noise (rms = dev / 5)
噪聲帶寬                      1 μHz<enbw< 50="" khz="" style="outline: 0px; box-sizing: border-box;">
脈沖發(fā)生器時間           1 μs to 10 s
脈沖發(fā)生器寬度           100 ns to 9999.9999 ms
脈沖定時分辨率           5 ns
脈沖噪聲功能               PRBS 25–219. Bit period (200+ 5N) ns
調(diào)制波形輸出     
輸出阻抗                      50Ω (for reverse termination)
User 負載                    Unterminated 50Ω coax
AM, FM, ΦM                ±1V for ± full deviation
脈沖/空白                     “Low" = 0V, “High" = 3.3VDC
外部調(diào)制輸入      
模式                             AM, FM, ΦM, Pulse, Blank
未調(diào)制的水平              0V input for unmodulated carrier
AM, FM, ΦM                ±1 V input for ± full deviation
調(diào)制帶寬                      >100 kHz
調(diào)制失真                      <–60 dB
輸入阻抗                     100kΩ
輸入失真                     <500μV
脈沖,空白閾值             +1VDC
振幅調(diào)制
范圍                             0 to 100 % (decreases above +7 dBm)
分辨率                          0.1%
調(diào)制源                          Internal or external
調(diào)制失真
BNC輸出                      <0.1 % (fC < 62.5 MHz, fM = 1 kHz)
N型輸出                        <3 % (fC < 62.5 MHz, fM = 1 kHz)
調(diào)制帶寬                       >100 kHz
調(diào)頻
頻率漂移                       10 Hz to 1MHz
偏差分辨率                    Larger of 1 Hz or 0.1 % of deviation
偏差精確度                    <0.1 % (fC < 62.5 MHz)
                                       <3 % (fC > 62.5 MHz)
調(diào)制源                           Internal or external
調(diào)制失真                        <–70 dB (fC = 1 GHz, fM = fD = 20 kHz)
Ext. FM carrier offset     <1:1,000 of deviation
調(diào)制帶寬                         >100 kHz
連續(xù)掃描(階段掃頻)
頻率跨度                         10 Hz to entire sweep range
掃描范圍                         DC to 62.5MHz
                                        59.375 MHz to 128.125MHz
                                        118.75 MHz to 256.25MHz
                                        237.5 MHz to 512.5MHz
                                        475 MHz to 1025MHz
                                        950 MHz to 2050MHz
                                        1900 MHz to 4100MHz
                                        3800 MHz to 8200 MHz (Opt. 02 only)
偏差分辨率          Larger of 1 Hz or 0.1 % of deviation
掃描源                 Internal or external
掃描變形              <0.1 Hz + (deviation / 1,000)
掃描抵消              <1:1,000 of deviation
掃描功能              Triangle or ramp sweeps up to 120 Hz
相位調(diào)制
偏差                      0 to 360o
偏差分辨率           0.01o to 100 MHz
                              0.1o to 1 GHz
                             1o above 1GHz
偏差精度               <0.1 % (fC < 62.5 MHz)
                              <3 % (fC > 62.5 MHz)
調(diào)制源                   Internal or external 
調(diào)制失真                <–70 dB (fC = 1 GHz, fM=ΦD = 20 kHz)
調(diào)制帶寬                >100 kHz
脈沖,空白閾值  
脈沖模式                Logic “High" turns RF “on"
Blank mode           Logic “High" turns RF “off"
開/關(guān)比                  40 dB (1 GHz to 4 GHz)
                              60 dB (100 MHz to 1 GHz)
                              75 dB (DC to 100 MHz)
上升下降時間        20 ns
打開/關(guān)延遲           60 ns
調(diào)制源                   Internal or external pulse
外部I / Q調(diào)制(選擇3)。
載波頻率范圍         400 MHz to 4.05GHz
調(diào)制輸出                 Front-panel N-type only
I / Q輸入                 50 Ω, ±0.5V
I或Q輸入偏移         <500μV
I / Q滿量程             (I2+Q2)1/2 = 0.5V
載波抑制                 >40 dBc
調(diào)制帶寬                 200 MHz (–3 dB)
方波時鐘輸出(選項01)
微分時鐘                 Rear-panel SMAs drive 50Ω loads
頻率范圍                 DC to 4.05GHz
轉(zhuǎn)換時間(典型值)  <35 ps (20 % to 80 %)
Jitte                            fC > 62.5MHz <300 fs rms (1 kHz to 5 MHz BW)
                                   fC < 62.5MHz <10–4 U.I. rms (1 kHz to 5 MHz BW)
振幅                            0.4 Vpp to 1Vpp
偏移                            ±2VDC
Ampl/偏移分辨率        5mV
Ampl/偏移分辨率       ±5%
輸出耦合                    DC, 50Ω ±2 %
Compliance               ECL, PECL, RSECL, CML, LVDS, NIM
倍頻輸出(選項02) 
輸出                           Rear-panel SMA
頻率范圍                    4.05 GHz to 8.10GHz
RF幅度                      –15 dBm to +7dBm
分諧波(fC/2)               <–25 dBc
混合產(chǎn)品(3fC / 2)  <–25 dBc
諧波 (n ×fC)               <–25 dBc
雜散(8千兆赫)       <–55 dBc (>10 kHz offset)
相位噪聲(8千兆赫) –98 dBc/Hz at 20 kHz offset (typ.
幅度分辨率                 0.01dBm
幅度精度                     ±1 dB
調(diào)制模式                     FM, ΦM, sweeps
輸出耦合                     AC, 50Ω
Reverse protection          30 VDC, +25 dBm RF
直流偏置電源(有選擇02)。
輸出                            Rear-panel SMA
電壓范圍                    ±10V
偏移電壓                    <20mV
DC 精度                     ±0.2%
DC分辨率                  5mV
輸出電阻                    50Ω
限流                           20mA
計算機接口 
以太網(wǎng)(LAN)              10/100 Base-T.TCP/IP & DHCP default
GPIB                          IEEE488.2
RS-232                       4800 to 115,200 baud, RTS/CTS flow
線功率                        <90W, 90 to 264VAC, 47 to 63 Hz w/ PFC
尺寸 重量                   8.5" × 3.5" × 13" (WHD), 10 lbs.
保修                            一年部件和手工


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