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2. Digital beat-to-beat heart-rate meter. Voulgaris NC; Bailas AA Med Biol Eng Comput; 1984 Mar; 22(2):181-3. PubMed ID: 6717108 [No Abstract] [Full Text] [Related]
3. An electronic pulse rate meter. Swamy KL; Rao CN; Reddy KV Indian J Med Sci; 1974 Jan; 28(1):26-8. PubMed ID: 4824273 [No Abstract] [Full Text] [Related]
4. Digital heart rate meter using c.m.o.s. devices. George AK; Marble AE Med Biol Eng Comput; 1981 Jul; 19(4):517-20. PubMed ID: 7321625 [No Abstract] [Full Text] [Related]
5. Dual-path capacitance compensation network for microelectrode recordings. McGillivray R; Wald R Am J Physiol; 1980 Jun; 238(6):H930-1. PubMed ID: 7386653 [TBL] [Abstract][Full Text] [Related]
6. Circuit for measurement of instantaneous frequency. McGillivray R; Wald R Am J Physiol; 1980 Jun; 238(6):H927-9. PubMed ID: 7386652 [TBL] [Abstract][Full Text] [Related]
7. Rapid recovery physiological preamplifier without AC coupling capacitors. Med Biol Eng Comput; 1990 Nov; 28(6):614-5. PubMed ID: 2287191 [No Abstract] [Full Text] [Related]
8. High-fidelity electrode/preamplifier for cardiography. Silcocks HL; Higley WR; Waggoner JA J Assoc Adv Med Instrum; 1971; 5(3):167-72. PubMed ID: 5155372 [No Abstract] [Full Text] [Related]
9. Optimizing MRI signal-to-noise ratio for quadrature unmatched RF coils: two preamplifiers are better than one. Sorgenfrei BL; Edelstein WA Magn Reson Med; 1996 Jul; 36(1):104-10. PubMed ID: 8795028 [TBL] [Abstract][Full Text] [Related]
10. Use of light-dependent-resistor circuit to remotely reset digital constancy meter. Perec A; Kubo H Int J Radiat Oncol Biol Phys; 1990 Aug; 19(2):483-4. PubMed ID: 2394625 [TBL] [Abstract][Full Text] [Related]
11. Modification of the Grass 7P4 tachograph preamplifier for more reliable triggering. Bland PH Psychophysiology; 1975 Jan; 12(1):116-7. PubMed ID: 1114203 [No Abstract] [Full Text] [Related]
12. Inexpensive cardiotachometer for monitoring heart rate. David RM; Portnoy WM Am J Phys Med; 1973 Jun; 52(3):111-3. PubMed ID: 4707972 [No Abstract] [Full Text] [Related]
13. [Cardiorhythmograph]. TsvetovskiÄ SB; Selivanov AN Med Tekh; 1981; (6):49-52. PubMed ID: 7033720 [TBL] [Abstract][Full Text] [Related]
14. A simple linear pulse-to-pulse cardiac tachometer. Roy OZ; Wehnert RW Med Biol Eng; 1974 May; 12(3):370-3. PubMed ID: 4466996 [No Abstract] [Full Text] [Related]
15. [Medical electronics: lecture for nurses (9). Oxygen mask, oximeter, bomb and pulmonary ventilation meter]. Sawa T; Igarashi T; Kageyama S Kango Gijutsu; 1983 May; 29(7):971-5. PubMed ID: 6553652 [No Abstract] [Full Text] [Related]
16. A versatile dose and dose rate meter. Karzmark CJ; Rust DC Am J Roentgenol Radium Ther Nucl Med; 1972 Jan; 114(1):181-5. PubMed ID: 5009410 [No Abstract] [Full Text] [Related]
18. [Method for the automatic registration of the heart rhythm by using production line radioelectronic apparatus]. Vernigor AA; PodgurskiÄ AM; Rotenberg DG; Kaloev ZI; Takhchi KG Fiziol Zh; 1976 MAR-APR; 22(3):420-1. PubMed ID: 1278486 [No Abstract] [Full Text] [Related]