850QA

10/6/22, 12:14 PM Audio Broadcast Quality (850A Series) - Hammond Mfg. Quality Products. Service Excellence. Audio Broadcast Quality 850A Series Sealed Features Deep-drawn steel case with tin plated finish, with two convenient 6-32 mounting studs with mounting hardware. Sealed case and wax potted core internally for stable characteristics and long life. Wide frequency response +/- 0.5 db max. from 20 Hz. to 20 Khz. (except units over 5K ohms impedance, may be down 1 db @ 20 Khz.) Insertion loss of apx. 1 db. Maximum power level +15 dbm. with specified characteristics, or higher levels with reduced low frequency performance. Distortion is apx. 1.5% @ 20 Hz. under full power. Electrostatic shield between pri. & sec. connected to the green lead.     Humbucking construction Balanced split windings on pri. & sec. for circuit versatility. Primary may be used as a secondary and vice versa for impedance matching. Includes mounting hardware. Lead length: Min. 4" Shipping weight 0.4 lb. (0.18 kg). https://www.hammfg.com/electronics/transformers/audio/850a 1/2 10/6/22, 12:14 PM Audio Broadcast Quality (850A Series) - Hammond Mfg. Nominal Impedance (Ohms) (Ohms) Part No. Application Primary Secondary 850CA 850EA Emitter or MIC to Line 12/48 Emitter or MIC to Line 50/200 850GA Line Isolation or Hybrid 850HA Line Isolation or Hybrid 850JA Nominal Resistance (Ohms) +/+/- 20% 20% (Ohms) Overall Overall Dimensions Dimensions B C D Primary Secondary A 150/600 6 70 1.20 1.70 1.65 1.32 150/600 27 68 1.20 1.70 1.65 1.32 150/600 150/600 71 71 1.20 1.70 1.65 1.32 150/600 300/1200 70 140 1.20 1.70 1.65 1.32 Output to Line, or Line to Base 150/600 1200/4800 69 570 1.20 1.70 1.65 1.32 850LA Output to Line, Matching or Bridging 5K/20K 150/600 2240 69 1.20 1.70 1.65 1.32 850NA Output to Line, Matching or Interstage 150/600 10K/40K 65 4980 1.20 1.70 1.65 1.32 850QA Interstage or Isolating 10K/40K 10K/40K 4890 4980 1.20 1.70 1.65 1.32 Data subject to change without notice © 2022. Hammond Manufacturing Ltd. All rights reserved. https://www.hammfg.com/electronics/transformers/audio/850a 2/2