John Hardy社製 discrete OP amp 990 2個

 
商品説明
 JohnHardy(Jensen)社製discreteOPamp9902個
JH990の最初期バージョン
超有名な990OPampです
・電源電圧：±24V
・入力換算雑音：-135.9dBV(-133.7dBu)
・高SR：18V/usec
・GBW：50MHz
未使用品
長期保管品に付き返品不可 
18000円John Hardy社製 discrete OP amp 990 2個スマホ/家電/カメラオーディオ機器John Hardy 990 Discrete Operational Amplifier (Vintage through-hole Opamp  PAIR)

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