PSM3320 chastotali quvvat o'lchagichining maqsadi: Tektronix PSM3000 seriyali quvvat o'lchagichlari kuchli va ulardan foydalanish oson. Ular ishlaydigan o'rtacha chastotalarda signal modulyatsiyasidan va to'lqin shaklidan qat'i nazar, haqiqiy o'rtacha quvvatni yuqori aniqlik bilan o'lchaydilar. PSM3320 RF quvvat o'lchagichining texnik xususiyatlari: Kirish ulagichi N-tip (erkak) Ishlash chastotasi diapazoni 10 MGts ... 18 GGts Dinamik diapazon -55 dBm ... + 20 dBm Video o'tkazuvchanlik kengligi 100 Hz Umumiy xato (noaniqlik) 2 × √ [(CF / 2) 2 + (L / 2) 2 + (N / 2) 2 + (Z / -2) 2+ (Mm / -2) 2 + (T / √) 2) 2] Noaniqlik: kalibrlash koeffitsienti (CF) 10 MGts ... 1 gigagertsli: 1,8% 1 gigagertsli ... 10 gigagertsli: 1,7% 10 gigagertsli ... 18 gigagertsli: 1,9% Noaniqlik: nochiziqli (L) 10 MGts ... 1 gigagertsli: 1,8% 1 gigagertsli ... 8 gigagertsli: 1,7% Noaniqlik: shovqin (N) integratsiyasi 5 soniya +10 dBm ... + 20 dBm: 0.10% -15 dBm ... + 10 dBm: 0,25% -30 dBm ... -15 dBm: 0,10% -40 dBm ... -30 dBm: 0,25% -50 dBm ... -40 dBm: 1,50% -55 dBm ... -50 dBm: 4.50% Nolinchi ofset (Z) [(25 ° C da 3,0 nW) + | DT | × (0,15 nW / ° C)] + 0,01 nVt / oy VSWR (Mm) ni ko'rib chiqish Mm = 100 × [(1 ± Γ manba × ens sensori) 2–1] 10 MGts ... 10 gigagertsli 1.20: 1 VSWR (21 dB qaytish yo'qolishi) 10 gigagertsli ... 18 gigagertsli 1.29: 1 VSWR (18 dB qaytish yo'qolishi) Noaniqlik: harorat (T) 40 ° C <T-50 ° C: 2.00% 30 ° C <T-40 ° C: 0,75% 20 ° C <T-30 ° C: 0,00% 10 ° C <T-20 ° C: 0,75% 0 ° C <T-10 ° C: 2.00% O'lchov darajasi 2000 o'lchov / sek USB 2.0 interfeysi Olchamlari Ø 48 mm x 74 mm Og'irligi 203 g