Stanford SIM914 Preamplifier (DC - 350 MHz)
Amplifier channels: 2
Inputs: 50 Ω, DC coupled
Outputs: 50 Ω, DC coupled
Bandwidth: DC to 350 MHz
Rise/fall time: 1 ns
Voltage gain: 5 per channel (14 dB)
Input noise: 6.4 nV/√Hz (typ.)
Operating range:
Inputs: ±200 mV
Outputs: ±1 V
Propagation delay: 2.7 ns (typ.)
Recovery time: 3 ns for 10× overload
Input protection: ±50 V for <1 µs
Output clamp: ±1.6 V
Output overload detect: ±1.3 V
Crosstalk: -60 dB
Operating temperature: 0 °C to 40 °C (non-condensing)
Connectors: BNC (4 front) DB15 (male) SIM interface
Power: Power supplied by the SIM900 Mainframe, or optionally by a user-provided DC power supply (+/-5 V)
Dimensions: 1.5" × 3.6"× 7.0" (WHL)
Weight: 1.4 lbs.
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ